Theory of solution
1. For what substance equivalence factor (fэ) is equal to one?
1) Na2SO4
2) NaNO3
3) СaCl2
4) Na2CO3
5) Na3PO4
2. For what substance equivalence factor (fэ) is equal to 1/2?
1) ВаSO4
2) NaNO3
3) NaCl
4) NaBr
5) Na3PO4
3. For what substance equivalence factor (fэ) is equal to1/3?
1) Na2CO3
2) Na3PO4
3) NaNO3
4) Ca(OH)2
5) Al2(SO4)3
4. For what substance equivalence factor (fэ) is equal to1/6?
1) Al(OH)3
2) Na3PO4
3) Al2(SO4)3
4) CaCl2
5) Mg(NO3)2
5. What concentration is measured by mol / kg?
1) The molar concentration
2) The molar concentration of equivalent
3) Molal concentration
4) Mass portion
5) the mole fraction
6. By what ratio is calculated molar concentration?
m( x )
1)
100%
m(ð  ð à)
m( x )
2)
M ( x)  V (ð  ð à)
m( x )
3)
M ý ( x)  V (ð  ð à )
m( x )
100%
4)
V (ð  ð à)   (ð  ð à)
ný ( x)
5)
V (ð  ð à)
7. By what ratio is calculated molar concentration of equivalent?
m( x)
 100%
1)
m(ð  ð à)
m( x )
2)
M ( x)  V (ð  ð à)
1
m( x )
M ý ( x)  V (ð  ð à )
n( x )
4)
V (ð  ð à)
m( x )
5)
100%
V (ð  ð à)   (ð  ð à)
8. By what formula calculated mass portion of the solution?
nэ ( x )
1) 1) Сэ ( x ) 
V (р  ра )
m(р ра )
2)  
 100%
m( x )
n( x )
3) С ( x ) 
V (р  р а)
m( x )
 100%
4)  
m( x )  m(р  ля)
m( x )
 100%
5)  
m( x )  m(р  ля)
9. In 1 liter contains 3.65 g of hydrogen chloride. What is the molar concentration of the
solution?
1) 1 mol / l
2) 0.5 mol / l
3) 0.1 mol / l
4) 0.05 mol / l
5) 0.01 mol / L
10. Hypertensive gauze bandages soaked in 10% waters solution of sodium chloride are used in
surgery. How many grams of salt and water you need to take to prepare 500 g of this solution?
1) 5 and 495
2) 10 and 490
3) 25 and 475
4) 50 and 450
5) 75 and 425
11. In 95 grams of water dissolved 5 g of glucose. What is the mass portion of glucose (%) in the
resulting solution?
1) 5,00
2) 5,26
3) 5,56
4) 5,88
5) 6,00
12. Boiling point elevation than the boiling point of the pure solvent
1) is equal to zero
2) Directly proportional to the mass fraction of dissolved material
3) Is directly proportional to the mole fraction of the dissolved substance
4) Is directly proportional to molality of the solution
5) Does not depend on the concentration of solute
13. What does it mean the entry "3% Н2О2 solution"?
1) In 1 liter of solution containing 3 g of hydrogen peroxide
2) In 1000 g of a solution containing 3 g of hydrogen peroxide
3) 100 g of a solution containing 3 g of hydrogen peroxide
4) In 100 g of solution containing 3 moles of hydrogen peroxide
3)
2
5) In 1000 g of solvent containing 3 g of hydrogen peroxide
14. Ebullioskopic constant of water is 0,52о. What is the boiling point of water solution of
glucose, molal concentration equal to 1 mol / kg?
1) 100 ° C
2) 100.52° C
3) 101.04 ° C
4) 99.48 C
5) 98.96 ° C
15. Which is the solution much more hypertonic to blood plasma?
1) 0.1% NaCl solution
2) 10% solution of NaCl
3) 0.15 M NaCl solution
4) 0.9% NaCl solution
5) 0.01 M NaCl solution
16. Which solution is isotonic to the blood plasma?
1) 1 M solution of NaCl
2) 10% solution of NaCl
3) 0.01% solution of NaCl
4) 0.9% solution of NaCl
5) 0.01 M solution of NaCl
17. Which solution is hypotonic to the blood plasma?
1) 1 M solution of NaCl
2) 10% solution of NaCl
3) 0.15 M solution of NaCl
4) 0.9% solution of NaCl
5) 0.01% solution of NaCl
18. Osmotic pressure determines the elasticity of cells, tissue elasticity and saving of some form
of organs. What is this phenomenon?
1) Lysis
2) Turgor
3) Hemolysis
4) Plasmolysis
5) Deplazmoliz
19. When you add the red blood cells in a hypertonic solution, then there is their swelling and
rupture of membranes. What is this phenomenon?
1) Dialysis
2) Turgor
3) Hemolysis
4) Plasmolysis
5) Deplazmoliz
20. When you add the cells in hypotonic solution is compression and wrinkling. What is this
phenomenon?
1) Lysis
2) Turgor
3) hemolysis
4) plasmolysis
5) deplazmoliz
21. What solutions can be used for intravenous injections?
1) supersaturated
2) hypertensive
3) isotonic
4) hypotonic
3
5) saturated
22. The water solution, which of the following substances has a maximum temperature of
freezing, if the equivalent molar concentrations of these solutions are the same?
1) С6Н12О6
2) NaNO3
3) Ca(NO3)2
4) Al(NO3)3
5) Al2(SO4)3
23. The water solution of the following substances has minimal freezing temperature, if the
molar concentrations equivalent of these solutions are the same?
1) С6Н12О6
2) КNO3
3) Mg(NO3)2
4) Fe(NO3)3
5) Al2(SO4)3
24. Solutions at identical temperatures with a molar concentration of 0.1 mol / L isotonic to each
other. For any pair of solutions will be observed this condition?
1) Fructose and sodium chloride
2) Sodium chloride and sodium sulfate
3) Sucrose, and magnesium chloride
4) Calcium nitrate and sodium sulfate
5) potassium chloride and potassium sulfate
25. What is the name of part of the osmotic pressure due to the presence of high-molecular
components in the solution?
1) The saturated vapor pressure of pure solvent
2) Saturated vapor pressure of the solvent over a solution
3) Systolic blood pressure
4) Diastolic pressure
5) Oncotic pressure
26. What group of substances has the same value of equivalence factor?
1) КСl, Са(ОН)2, H2SO4
2) А1(ОН)3, Н2СО3, NаВг
3) AlI3, Fe(ОН)3, СrСl3
4) Сr(ОН)3, FеSO4, НСl
5) КСl, Аl(ОН)3, FеSO4
27. What do you call a solution with an osmotic pressure more than the standard?
1) Hypotonic
2) Isotonic
3) Physiological
4) Saturated
5) Hypertensive
28. What phenomenon is observed when adding erythrocytes in a 10% solution of sodium
chloride?
1) Hemolysis
2) Plasmolysis
3) Deplazmoliz
4) Ultrafiltration
5) Endosmose
29. What phenomenon is observed when adding erythrocytes in a 0,1%- solution of sodium
chloride?
4
1) Hemolysis
2) Plasmolysis
3) Deplazmoliz
4) Ultrafiltration
5) Endosmose
30. Salt solutions have the same molar concentration of 0.01 mol / l. Which pair of solutions
containing the same number of particles in 1 liter of solution?
1) Na2SO4 and NaCl
2) Na2CO3 and NaBr
3) NaBr and K2SO4
4) NaCl and KBr
5) NaCl and Na3PO4
31. Molar mass of CaSO4 is 136 g / mol. What is the equivalent molar mass of CaSO4 (g / mol)?
1) 272
2) 136
3) 96
4) 68
5) 40
32. Molar mass equivalent of NaOH is 40 g / mol. What is the molar mass of NaOH (g / mol)?
1) 120
2) 80
3) 40
4) 20
5) 10
33. Equivalent molar mass Al (OH) 3 is 26 g / mol. What is the molar mass of Al (OH) 3 (g /
mol)?
1) 130
2) 78
3) 39
4) 26
5) 13
34. g / mol - a unit of measure what values?
1) sample weight
2) the molar concentration
3) the molar mass equivalent
4) molar concentration equivalent
5) molal concentration
35. The amount of substance can be calculated as the ratio
1) the molar mass of the substance to its mass
2) The mass of a substance to its molar mass
3) the molar mass of the substance for its equivalent weight
4) The mass of a substance to its molar mass equivalent
5) The mass of the substance to the weight of the solution
36. Equivalent amount of substance can be calculated as the ratio
1) the molar mass of the substance to its mass
2) The mass of a substance to its molar mass
3) the molar mass of the substance for its equivalent weight
4) The mass of a substance to its molar mass equivalent
5) The mass of the substance to the weight of the solution
37. What value can be calculated as the product of the equivalence factor and molar mass of the
substance?
1) the mass fraction
5
2) the molar concentration
3) the molar equivalent concentration
4) molar mass equivalent
5) the mole fraction
38. Which value represents the ratio of the solute to the volume of the solution?
1) the molar concentration
2) the molar concentration equivalent
3) mass fraction
4) the mole fraction
5) molal concentration
39. Which value represents the amount of substance ratio of equivalents of solute to the volume
of the solution?
1) the molar concentration
2) the molar concentration equivalent
3) mass fraction
4) the mole fraction
5) molal concentration
40. Which value represents the ratio of the solute to the solvent weight?
1) the molar concentration
2) the molar concentration equivalent
3) mass fraction
4) the mole fraction
5) molal concentration
Buffer solution
1. By what formula you can calculate the concentration of hydrogen ions in solution strong
monobasic acid?
1) [H+] = Cacid
2) [H+] = Cacid - [OH-]
3) [H+] = Кк  ты  Ск  ты
4) [H+] = 14 - [OH-]
5) [H+] = [OH-]
2. Which statement is true for a neutral solution?
1) [H+] = [OH-]
2) [H+] = 14 - [OH-]
3) [H+]  [OH-]
4) [H+]  [OH-] = 14
5) [H+]  [OH-]
3. Which component of bicarbonate buffer will react while adding a small quantity of
hydrochloric acid?
1) H2CO3
2) NaHCO3
3) Na2CO3
4) CaCO3
5) K2CO3
4. Which of equation can calculate the concentration of hydrogen ions in an acetate buffer
solution?
6
СaVa
CsVs
СV
2) [ H  ]  K a  s s
CaVa
СV
3) [ H  ]  Ka  a a
CsVs
СV
4) [ H  ]  Ka  s s
CaVa
СV
5) [ H  ]  р Ka  a a
CsVs
5. Which compounds are parts of the bicarbonate buffer solution?
1) H2CO3 and NaHCO3
2) Na2CO3 and K2CO3
3) Na3PO4 and Na2HPO4
4) CaCO3 and H2CO3
5) K2CO3 and CaCO3
6. Which substances are components of a phosphate buffer solution?
1) Na3PO4 and H3PO4
2) Na2HPO4 and NaH2PO4
3) NaH2PO4
4) Na3PO4 and Na2НPO4
5) Ca3(PO4)2
7. Which compounds are parts of the ammonia buffer solution?
1) NH4NO3 and (NH4)2SO4
2) (NH4)2CO3 and NH4Cl
3) NH4Cl and NH4OH
4) (NH4)2SO4
5) NH4OH and HCl
8. Which water solution complied ratio [H +] <[OH-]?
1) NaOH
2) KCl
3) HCl
4) CH3COOH
5) H3PO4
9. Which water solution complied ratio[H+] > [OH-]?
1) NaOH
2) KOH
3) HCl
4) KCl
5) NH4OH
10. What is the ion concentration [H +] in pure water at 25 ° C (mol / L)?
1) 10-14
2) 10-7
3) 107
4) 101
5) 7
11. What is the concentration of Сон-, if Сн+ = 10-4?
1) 14
2) 10-14
1) [ H  ]  Ka 
7
3) 10-7
4) 10-10
5) 10-4
12. How to calculate the pH in water solutions?
1) –ln Cн+
2) –lg Cн+
3) lg Cн+
4) ln Cн+
5) –logВ C
13. What is the sum of pH and pOH for dilute water solutions?
1) 10-14
2) 10-7
3) 1
4) 7
5) 14
14. What condition is met in a neutral water solution?
1) [Н+] > 10-7
2) [Н+] < 10-7
3) [Н+] = 10-7
4) pH = 14
5) pH = 1
15. What is the name of displacement medium the reaction in the acid side?
1) Osmosis
2) acidosis
3) alkalosis
4) hydrolysis
5) neutralization
16. What is the name of displacement medium reaction to the alkaline side?
1) acidosis
2) alkalosis
3) hydrolysis
4) homeostasis
5) neutralization
17. What is the hydrogen ion concentration (mol / L) in water solution with pOH = 11?
1) 10-1
2) 10-3
3) 10-5
4) 10-9
5) 10-11
18. What are the components of the acid buffer solution?
1) Strong acid
2) a strong base
3) a weak acid and a salt of a weak acid, formed with a strong base
4) a strong acid and a salt of a strong acid with a strong base formed
5) a weak base and salt formed a weak acid and weak base
19. Solution which substances are the basic buffer solution?
1) NaH2PО4, Na2HPО4
2) PtCOOH, PtCOONa
3) NH4ОH, NH4Cl
4) Н2СО3, NаНСО3
5) СН3СООН, СН3СООNа
20. What is the reaction medium if pOH = 13?
8
1) Acidic
2) Alkaline
3) Weakly alkaline
4) Weak acidic
5) Neutral
21. What is the pH of a solution of sodium hydroxide СNаОН = 0.001 mol / L?
1) 10-2
2) 2
3) 9
4) 11
5) 10-12
22. What relation is true for the solution of HCl with 0.1 mol / l?
1) [H+] = [OH-]
2) [H+] < [OH-]
3) pH = 1
4) pOH = 1
5) [H+] = 10-13
23. What is taking the hydrogen index pH in acidic solution?
1) рН = 7
2) рН > 7
3) рН > 9
4) рН = 14
5) рН < 7
24. For water solutions of any substance following condition [H +]> [OH-]?
1) NaOH
2) KOH
3) NaCl
4) CH3COOH
5) NH4OH
25. According to the formula which can calculate the concentration of hydrogen ions in a
solution of acetic acid?
1) [H+] = Cа
2) [H+] = Ка
3) [H+] = Кк  ты  Ск  ты
4) [H+] = 14 - [OH-]
5) [H+] = 10-14
26. According to the formula which can calculate the concentration of hydrogen ions in a
solution of ammonium hydroxide?
1) [H+] = Cв
2) [H+] = Cв
3) [H+] = 10-14 - [OH-]
4) [H+] = 14 - [OH-]
1014
5) [H+] =
[ OH  ]
27. For KOH solution with a concentration of 0.01 mol / L true
1) [H+] = [OH-]
2) [H+]  [OH-]
3) [H+]  [OH-]
4) [H+] = 10-2
5) [OH-] = 10-12
28. For KOH solution with a concentration of 0.001 mol / l true statement
9
1) рН = 3
2) рОН = 11
3) рОН = 3
4) [H+] = 10-3
5) [OH-] = 10-11
29. What is the ionization constant Kb for a weak solution base with a concentration of 0.1 mol /
l and the degree of ionization α = 0,001?
1) 10-1
2) 10-3
3) 10-4
4) 10-5
5) 10-7
30. What is the degree of ionization of a weak solution for α base with a concentration of 0.1 mol
/ l and ionization constant Kb equal to 10-7?
1) 0,1
2) 0,01
3) 0,001
4) 10-4
5) 10-5
31. How is constant Кw = Сн+ . Сон- called?
1) the rate constant
2) the degree of dissociation
3) the equilibrium constant
4) dissociation constant
5) ion product of water
32. What is the ionic product Кw pure water at 25 ° C?
1) 10-14
2) 10-7
3) 10+7
4) 1014
5) 14
33. What value remains constant while adding a small amount of strong acid or base to a buffer
solution?
1) The volume of the solution
2) pH
3) the ionic strength of the solution
4) the activity coefficient of ions
5) The total concentration of all ions
34. The constancy of the reaction medium is ensured by the presence of organisms in them
1) The buffer systems
2) Water
3) a strong acid
4) sodium ion
5) of potassium
35. As referred to the volume fraction of chemically bound CO2 in 100 ml of blood plasma?
1) an alkali reserve of blood,
2) a pH of blood
3) an osmotic pressure of blood,
4) buffer capacity of blood
5) the concentration of blood.
36. In which solution Сн+ = Сон- = 10-7?
1) acidic
10
2) alkali
3) slightly alkaline
4) slightly acidic
5) Neutral
The complex compounds
1. What is the oxidation state in the ion chelator [Co(CN)4(H2O)2]-?
1) +4
2) +5
3) +3
4) +6
5) +2
2. What is the oxidation state of chelator in the particles of[CrCl2CN(H2O)3]?
1) +3
2) +6
3) +4
4) +5
5) +2
3. What is the charge of the particle complex [Co(NO2)3(NH3)2]x, in which the complexant is Co
(III)?
1) 3+
2) 3 –
3) 0
4) 2 –
5) 1+
4. What is the charge of the complex ion [PtCl (OH) 5] x, in which the complexant is Pt (IV)?
1) 2+
2) 2 –
3) 4+
4) 3 –
5) 3+
5. What is the formula corresponds to the complex compound monobromopenta nitroplatinat
(IV) potassium?
1) K[PtBr(NO2)5]
2) [PtBr(NO2)5]K
3) K2[Pt(NO2)5Br]
4) [Pt(NO2)5]KBr
5) [KBr][Pt(NO2)5]
6. What is the formula corresponds to the complex compound pentatsianomonoamminferrat (II)
sodium?
1) Na[Fe(CN)5NH3]
2) Na2[Fe(CN)6NH3]
3) Na(NH3)[Fe(CN)6]
4) [Fe(CN)6NH3]Na
5) Na3[Fe(CN)5NH3]
7. What is the formula corresponds to the complex compound pentaamminbromocobalt sulfate
(III)?
1) [CoBr(NH3)5]SO4
2) [CoBr][(NH3)5·SO4]
3) [Co(NH3)5]BrSO4
4) (NH3)5[CoBrSO4)
11
5) Co[Br(NH3)5SO4]
8. What is the oxidation state of gold in the complex ion[Au(CN)2Br2]-?
1) +3
2) +4
3) +5
4) +6
5) +2
9. Which formula corresponds to the cation complex?
1) Ca[Al(OH)5H2O]
2) [Co(NH3)3(NO2)3]
3) [PtCl3(NH3)3]
4) [Cr(CNS)2H2O(NH3)3]Br
5) Ca[Al(OH)5H2O]
10. Which formula corresponds to the anionic complex?
1) [CrOH(H2O)2(NH3)3]Br2
2) [CrCl(NH3)5]Cl2
3) Ba2[Fe(CN)6]
4) [CoBr(NH3)5]SO4
5) [PtCl4(NH3)2]
11. Which formula corresponds to the neutral complex?
1) K2[PtCl6]
2) [Co(NO2)2(NH3)3]Cl
3) [PtCl(NH3)3]Cl
4) [PtCl3(NH3)3]Br
5) [PtCl4(NH3)2]
12. What is the complexant in the complex compound[Co(NH3)5Cl]Cl2?
1) Co2+
2) [Co(NH3)5Cl]2+
3) Co3+
4) 5 NH3 и Cl5) 2Cl13. What are the ligands in complex compounds(NH4)2[Pt(OH)2Cl4]?
1) [Pt(OH)2Cl4]22) Pt4+
3) 4Cl- и 2OH4) Pt2+
5) 2NH4+
14. What is the complexant in the complex compound (NH4)2[Pt(OH)2Cl4]?
1) 2OH2) Pt2+
3) Pt4+
4) 4Cl5) 2NH4+
15. How is called a chemical bond, the formation of which the electrons are almost completely
transferred from one atom to another interacting?
1) ion
2) a polar covalent
3) non-polar covalent
4) hydrogen
5) metal
12
16. How is called a chemical bond, the formation of which the electrons are only partially shifted
from one atom to another interacting?
1) ion
2) a polar covalent
3) non-polar covalent
4) hydrogen
5) metal
17. How is called a chemical bond, the formation of which the electrons belong equally to both
atoms?
1) ion
2) a polar covalent
3) non-polar covalent
4) hydrogen
5) metal
18. What do you call a chemical bond formed by the outer electrons of the metal atoms in the
crystal lattice of the metal?
1) ion
2) a polar covalent
3) non-polar covalent
4) hydrogen
5) metal
19. How is called a chemical bond characteristic of compounds containing highly polar covalent
bonds between the hydrogen atom and an element with a high electronegativity?
1) ion
2) a polar covalent
3) non-polar covalent
4) hydrogen
5) metal
20. How is the maximum number of coordination sites that are able to occupy the ligand?
1) buffer capacity
2) dentantnost
3) Absorbance Capacity
4) the specific heat
5) Capacitance
Structure of atom. The biogen elements
1. How many electrons have particle Ba2 +, if the serial number of barium is 56?
1) 58
2) 57
3) 56
4) 55
5) 54
2. How many electrons have particle I-, if the serial number of iodine is 53?
1) 55
2) 54
3) 53
4) 52
5) 51
3. How many electrons have particle Fe3 +, if the serial number of iron is 26?
1) 29
2) 27
13
3) 26
4) 25
5) 23
4. Which element forms a compound that is toxic to humans?
1) calcium
2) sodium
3) Magnesium
4) Lead
5) potassium
5. Which element is the basis of compounds bone?
1) sodium
2) lead
3) Calcium
4) Potassium
5) arsenic
6. What substances solution, are used in medicine as an antiseptic?
1) NO2
2) HCl
3) KMnO4
4) ZnCl2
5) NH4OH
7. What substances solution hjyis used in medicine to increase the acidity of gastric juice?
1) HNO3
2) HCl
3) KMnO4
4) NaHCO3
5) NH4OH
8. What substance used in medicine at high acidity the gastric juice and heartburn?
1) Na2CO3
2) HCl
3) NaOH
4) NaHCO3
5) NH4OH
9. What is the main intracellular ion?
1) К+
2) Na+
3) Ca2+
4) Fe2+
5) Mn7
10. What is the main extracellular ion?
1) К+
2) Na+
3) Ca2+
4) Fe2+
5)Mn7
11. Which element relates to macroelements?
1) К
2) Cs
3) Rb
4) Сu
5) Mn
12. Which element is organogenic?
14
1) C
2) Na
3) Ca
4) Fe
5) Mn
13. Which element belongs to trace element?
1) C
2) I
3) Ca
4) O
5) Cl
14. The deficit which element is the reason of "endemic goitre"?
1) C
2) I
3) Ca
4) O
5) Mn
15. Which is the ions complexant in hemoglobin?
1) 1) К+
2) Na+
3) Ca2+
4) Fe2+
5) Mn7+
16. With a lack of this element osteoporosis develops?
1) K
2) Na
3) Ca
4) Fe
5) Mn
17. With a lack of fluoride in tooth enamel in person develops
1) fluorosis
2) rickets
3) caries
4) anthracosis
5) silicosis
18. When there is an excess of fluoride
1) caries
2) fluorosis
3) anthracosis
4) rickets
5) silicosis
19. A systematic inhaling coal dust develops
1) silicosis
2) anthracosis
3) aluminosis
4) fluorosis
5) caries
20. With a systematic dust inhalation of aluminum oxide and develop disease:
1) anthracosis
2) silicosis
3) fluorosis
15
4) aluminosis
5) caries
21. Cobalt, which is part of vitamin B12 is
1) s-macroelement
2) d-macroelement
3) p-macroelement
4) d-micronutrient
5) s-micronutrient
22. Zinc, which is part of the insulin is
1) d-macroelement
2) s-macroelement
3) p-macroelement
4) d-micronutrient
5) s-micronutrient
Chemical Thermodynamics
1. Which thermodynamic system is "0.9% NaCl solution in a sealed tube '?
1) coarse roughly disperstny
2) heterogeneous
3) isolated
4) closed
5) open
2. What a thermodynamic system is homogeneous?
1) human
2) Plant
3) Dilute solution of sugar in water
4) A saturated solution of sodium chloride above the precipitate
5) powder of medicinal product
3. What a thermodynamic system is heterogeneous?
1) non-carbonated mineral water
2) a dilute solution of sugar in water
3) a dilute solution of glucose in water
4) diluted in water, Na C1
5) powder medicinal product
4. What thermodynamic system communicates with the environment mass (substanse) and
energy?
1) open
2) Closed
3) Isolation
4) Homogeneous
5) heterogeneous
5. Which of the following is a closed thermodynamic system?
1) a person
2) plant
3) the cooling stone
4) perfect thermos
5) living cell
6. What is the thermodynamic system (equal amount of substance) will have the lowest value of
entropy?
1) a dilute solution of glucose
2) a saturated solution of sodium chloride above the precipitate
16
3) air
4) liquid nitrogen
5) crystalline iodine
7. Which thermodynamic quantity is a measure of the chemical reactivity of the system?
1) The internal energy
2) The temperature of the system
3) The heat of formation of the reaction products
4) the Gibbs energy
5) environmental temperature
8. How is changed the heat and enthalpy endothermic reaction?
1) Q<0, Н>0
2) Q<0, Н<0
3) Q>0, H>0
4) Q=0, H<0
5) Q>0, Н=0
9. How to change the heat and enthalpy exothermic reaction?
1) Q<0, Н<0
2) Q>0, H<0
3) Q>0, H>0
4) Q<0, Н>0
5) Q=0, H>0
10. Which the chemical reaction in the gas phase, the entropy of a thermodynamic system is not
changed?
1) HCl + NH3  NH4Cl
2) C2H5OH + 3O2  2CO2 + 3H2O
3) NI3NH3  N2 + ЗНI
4) H2 + Сl2  2НСl
5)2CO + O2  2CO2
11. Which of chemical reactions in the gas phase, and entropy of thermodynamic system is
increased?
1) 2N2O + 4O2  2N2O5
2) 3Н2 + N2  2NН3
3) 4НСl + O2  2Сl2 + 2Н2O
4) N2 + О2  2NO
5) 2Н2O2  2H2O + O2
12. What is the thermodynamic system is a human?
1) open homogenous
2) closed heterogeneous
3) isolated homogenous
4) open heterogeneous
5) closed homogeneous
13. Which of biochemical processes occur in the cells of a living organism?
1) isobaric
2) isochoric
3) isothermal
4) isochoric-isothermal
5) isobaric-isothermal
14. The heat of formation of any substance is equal to zero?
1) NO2
2) NH3
17
3) N2O
4) HNO3
5) N2
15. As is the quantity equal to the amount of heat released or absorbed during the formation of 1
mole of a substance from simple substances at standard conditions?
1) enthalpy of combustion
2) neutralizing the enthalpy
3) the standard heat of formation
4) the standard heat of decomposition
5) The standard enthalpy of formation
16. “The heat of decomposition of a chemical compound is equal in magnitude and opposite in
sign to the warmth of his education "- a statement
1) 1) The first law of thermodynamics
2) 2) The second law of thermodynamics
3) 3) of Lavoisier-Laplace
4) 4) Hess Law
5) 5) The consequences of the law of Hess
17. What is the formula corresponds to the mathematical expression of the law of LavoisierLaplace?
1) Q = U + A
2) Hd = -Hf
3) QV = U
4) Qp = H
5) Hd + Hf = 0
18. Which will be equal to the enthalpy of the decomposition reaction of two moles of water if
the reaction enthalpy of formation of one mole of water is -241,6 kJ?
1) -241,6 кДж
2) +241,6 кДж
3) - 120,8 кДж
4) -483,2 кДж
5) +483,2 кДж
19. "The thermal effect of chemical reactions do not depend on the number of intermediate
stages, and is determined only by the initial and final state of the system and view" - a statement
1) The first law of thermodynamics
2) The second law of thermodynamics
3) of Lavoisier-Laplace
4) Hess Law
5) The consequences of the law of Hess
20. By what formula determined by the thermal effect of isochoric process:
1) Qv=G - TS;
2) Qv=H;
3) Qv=рV;
4) Qv=U + pV;
5) Qv=U.
21. The heat of formation of any of the above substances is not zero?
1) Cl2;
2) Br2;
3) N2;
4) СО;
5) В.
22. How does the entropy of a change in the state of aggregation of a number of crystal - liquidgas?
18
1) increases;
2) decreases;
3) does not change;
4) first increases and then decreases;
5) first decreases and then increases.
Kinetics of chemical reactions
1. What is the rate of a chemical reaction?
1) changes in the concentration of reactants per unit time
2) the number of molecules taking part in the elementary act of a chemical reaction
3) the number of molecules of substrate transformed under the action of a single enzyme
molecule
4) The sum of the exponents in the kinetic equation of the reaction
5) changes in the concentration of catalyst per unit time
2. Which equation expresses the dependence of the rate of the direct reaction 2NO + O2 = 2NO2
on the concentration of reactants?
1) w = [NO] 2 + [O2]
2) w = 2 [NO] [O2]
3) w = 2 [NO2] 2
4) w = k [NO] [O2]
5) w = k [NO] 2 [O2]
3. Which equation expresses the dependence of the reverse reaction 2NO + O2 = 2NO2 on the
concentration of reactants?
1) w = [NO2] 2
2) w = 2 [NO2]
3) w = k [NO2] 2
4) w = k [NO] [O2]
5) w = k [NO] 2 [O2]
4. Which equation corresponds to the law of mass action for the direct reaction A + B + B 
AB2?
1) w = k [B] [B]
2) w = k [A] [B]
3) w = k [A] [B] 2
4) w = k [AB2]
5) w = k [A] [B2]
5. Which is particularly of the catalytic action of enzymes?
1) Low catalytic activity
2) Independence of the catalytic action of the temperature
3) Independence of the catalytic action of the pH
4) The high specificity of action
5) no temperature optimum
6. Which is the equation expressed the first order reaction rate?
1) w = k
2) w = dc / dt
3) w = k. c
4) w = k. c2
5) w = k. ca. cb
7. What is the function of enzymes in living organisms?
1) Transportation of oxygenic
2) catalysis of biochemical reactions
19
3) providing immunity
4) to provide energy
5) the transfer of oxygen to tissues and organs
8. For which the expression for the reaction of the form w = kC (O2)?
1) 2C (t) + O2 (g)  2CO (g)
2) CO (g) + O2 (g)  2CO2 (g)
3) 2SO2 (g) + O2 (g)  2SO3 (g)
4) N2 (g) + O2 (g)  2NO (g)
5) O2 (g) + 2H2 (g)  2H2O (g)
9. What rule is the basis of the method of «Quick»determines the shelf life of the drug?
1) Duclos-Traub
2) the van't Hoff
3) Schulze-Hardy
4) Paneth-Fajans
5) Prigogine
10. How to change the speed of a direct chemical reaction CaCO3 (r) = CaO (t) + CO2 (g), if the
pressure in the system to increase by 5 times?
1) increase by 5 times
2) reduced by 25 times
3) decreased by 5 times
4) will increase by 25 times
5) does not change
11. What reaction is trimolecular?
1) H2 + J2 = 2HJ
2) J2 = 2J
3) 2NO + O2 = 2NO2
4) CO + Cl2 = COCl2
5) Ca (HCO3) 2  H2O + CO2 + CaO
12. What kind of formula to corresponds the equilibrium constant of the reaction 2NO (g) + Cl2
(g)  2NOCl (g)?
1) K = C2 (NOCl) / C2 (NO). C (Cl2)
2) K = C2 (NO). C (Cl2)
3) K = C2 (NO). C (Cl2) / C2 (NOCl)
4) K = C2 (NOCl) / C2 (NO) + C (Cl2)
5) K = C2 (NO) + C (Cl2) / C2 (NOCl)
13. What kind of formula corresponds to the expression of the law of mass action for the direct
reaction CaCO3 (t)  CO2 (g) + CaO (t)?
1) w = k C (CaCO3)
2) w = k C (CaO). C (CO2)
3) w = k
4) w = k (C (CaO) + C (CO2))
5) w = k C (CO2)
14. The temperature coefficient of the reaction γ = 3. How to change the rate of a chemical
reaction when temperature rises from 25 ° C to 55 ° C?
1) increased by 9 times
2) decreased by 9 times
3) does not change
4) will increase by 27 times
5) reduced by 27 times
15. What is proportional to the magnitude of the chemical reaction rate at constant temperature at
each time point?
1) The sum of the exponents of the concentrations
20
2) the product of the exponents of the concentrations
3) The sum of the concentrations of the reactants in a power equal to their stoichiometric
coefficients
4) The product of the concentrations of the reactants in degrees, equal to their
stoichiometric coefficients
5) The sum of the concentrations of the reaction products to the extent equal to their
stoichiometric coefficients
16. What is the chemical reaction rate constant?
1) The product of the concentrations of the reactants in degrees, equal to their
stoichiometric coefficients
2) the number of molecules involved in the elementary act of a chemical reaction
3) the sum of the exponents of the concentrations
4) The reaction rate of the reactants at concentrations equal to unity
5) chemical reaction rate at any time
17. Quantitatively expressed as the influence of concentration of reactants on the rate of
chemical reaction?
1) Rule of Van't Hoff
2) The law of mass action
3) Arrhenius equation
4) Michaelis-Menten equation
5) Henderson-Hasselbach equation
18. As can be quantitatively described by the rate constant of a chemical reaction temperature?
1) Rule Paneth-Fajans
2) The law of mass action
3) Arrhenius equation
4) Michaelis-Menten equation
5) Henderson-Hasselbach equation
19. Which statement characterizes the enzymatic reaction is incorrect?
1) Enzymes exhibit catalytic activity in a narrow temperature range;
2) The catalytic activity of enzymes depend on the acidity or pH of the medium;
3) enzymes exhibit high specificity and only certain accelerate biochemical reactions;
4) enzymes increase the activation energy;
5) forming an intermediate enzyme substrate
20. Which of the following reactions is homogeneous?
1) C(т) + O2(г)  CO2(г)
2) 2NO(г) + Cl2(г)  2NOCl(г)
3) C(т) + H2(г)  CH4(г)
4) FeO(т) + H2(г)  Fe(т) + H2O(ж)
5) C(т) + H2O(ж)  H2(г) + CO(г)
21. Which of the following reactions is heterogeneous?
1) C(т) + CO2(г)  2CO(г)
2) CO(г) + H2O(г)  CO2(г) + H2(г)
3) 2SO2(г) + O2(г)  2SO3(г)
4) H2S(г) + Cl2(г)  2HCl(г) + S(т)
5) SO2(г) + 2H2S(г)  3S(т) + 2H2O(ж)
Oxidation-reduction processes
1. What do you call a potential jump that occurs at the interface solution - a solution?
1) The resting potential
2) Membrane potential
3) The electrode potential
4) diffusion potential
21
5) The electromotive force
2. Which system has the highest oxidizing properties?
1) φ (Au3+/Au+) = 1,40 B
2) φ (Fe3+/Fe2+) = 0,77 B
3) φ (Co3+/Co2+) = 1,81 B
4) φ (Mn3+/Mn2+) = 1,51 B
5) φ (Pb4+/Pb2+) = 1,70 B
3. How to calculated Electromotive force for galvanic cell?
1) Е = φ1 + φ2
2) Е = φ1 – φ2
3) Е = φ1  φ2
4) Е = φ1 / φ2
5) Е = φ2 / φ1
4. Which electrode is the electrode of the first order?
1) Ag, AgCl│KCl
2) Ag│AgNO3
3) Hg, Hg2Cl2│KCl
4) Pt│Sn4+, Sn2+
5) Pt│Fe2+, Fe3
5. Which electrode is the electrode of the second order?
1) Ag, AgCl│KCl
2) Ag│AgNO3
3) Pt│Sn4+, Sn2+
4) Cu│CuSO4
5) Pt│Fe2+, Fe3+
6. Which of the following electrode is oxidation-reduction?
1) Ag, AgCl│KCl
2) Ag│AgNO3
3) Hg, Hg2Cl2│KCl
4) Cu│CuSO4
5) Pt│Fe3+, Fe2+
7. System (+) Ag │ AgNO3 (0,1 n) ║ AgNO3 (0.01n) │ Ag (-)
1) Determining the electrode
2) Reference electrode
3) Electrode of second type
4) The concentration element
5) The oxidation-reduction element
8. What is the potential of the hydrogen electrode (V) in [H +] = 10-2?
1) -0.059 V
2) .059 V
3) -0.118 V
4) .118 V
5) 0
9. What is the potential of the hydrogen electrode (В) if рН=10?
1) 0,59
2) -0,59
3) 0,30
4) -0,30
5) 0
22
10. Which of electrodes are used for the potentiometric determination of the pH of body fluids?
1) zinc-copper
2) silver chloride and glass
3) Copper-hydrogen
4) zinc-hydrogen
5) silver chloride calomel
11. Which electrode is used as the electrode definition in determining pH of gastric juice by
potentiometric titration?
1) glass
2) Zinc
3) Copper
4) silver chloride
5) calomel
12. What kind of reaction occurs in a galvanic cell ( -) Fe / FeSО4 // CuSО4 / Сu (+), (φ0 Fe / Fe2+
= - 0,44 В ; φ0 Сu / Сu2+ = +0,34 В)?
1) Fe0 + Cu2+  Fe2+ + Cu0
2) Cu0 + Fe2+  Fe0 + Cu2+
3) Fe2+ + 2e  Fe0
4) Cu0 - 2e  Cu2+
5) does not proceed reaction
13. What kind of reaction occurs in a galvanic cell(-) Zn/ZnS04 //CuS04 /Сu (+) (φ0Zn/Zn2+ = -0,76
B ; φ0Cu/Cu2+ = +0,34 B)?
1) Cu0 + Zn2+  Zn0 + Cu2+
2) Сu2+ + Zn0  Сu0 + Zn2+
3) Сu0 - 2е  Сu2+;
4) Zn2+ + 2e  Zn0
5) does not proceed reaction
14. What kind of reaction occurs in a galvanic cell(-)Zn /ZnS04 // NiS04 /Ni (+) (φ0 Zn/Zn2+ = -0,76
B ; φ0 Ni/Ni2+ = -0,25 B)?
1) Ni0 + Zn2+  Zn0 + Ni2+
2) Ni2+ + Zn0  Ni0 + Zn2+
3) Ni0 - 2е  Ni2+
4) Zn2+ + 2e  Zn0
5) does not proceed reaction
15. What do you call a potential jump that occurs at the interface metal - solution of a salt?
1) to a standard hydrogen electrode potential
2) membrane potential
3) the electrode potential
4) diffusion potential
5) electromotive force
16. What do you call a potential jump that occurs at the interface membrane - solution due to
selective permeability of the membrane?
1) to a standard hydrogen electrode potential
2) membrane potential
3) the electrode potential
4) diffusion potential
5) electromotive force
17. What is the electromotive force of the cell?
1) the ratio of the electrode potentials, electrochemical cell components
2) the product of the electrode potentials, electrochemical cell components
3) positively charged electrode potential
4) the amount of the electrode potentials, electrochemical cell components
23
5) The potential difference of the electrodes constituting the electrochemical cell
18. As referred to electrodes constituting a metal plate, lowered into a solution of the metal salt?
1) reference electrodes
2) determine the electrodes
3) I kind of electrodes
4) electrodes of type II
5) The membrane electrodes
19. As referred electrode is a metal immersed in a saturated solution of the difficultly soluble
metal salt and a highly soluble salt having a common anion with the poorly soluble salt the
anion?
1) reference electrodes
2) determine the electrodes
3) I kind of electrodes
4) electrodes of type II
5) The membrane electrodes
20. Two electrodes are composed of the same metal salt dissolved in a drooping of the same
metal with a different activity, called:
1) a redox element
2) The half-cell
3) element-Jacobi Daniel
4) concentration of the element
5) element Weston
21. How is called galvanic chain (-) Zn/ZnS04 // CuS04 / Сu ( + ) ?
1) element Volta
2) The element Weston
3) the element-Jacobi Daniel
4) reference electrode
5) a reference electrode
22. In any system, the highest oxidative properties?
1) φ (Fe3+/Fe2+) = 0,77 B
2) φ (2Hg2+/Нg22+) = 0,92 В
3) φ (Sn4+/Sn2+) = 0,15 B
4) φ (Ti4+/Ti3+) = 0,06 B
5) φ (Сu2+/Сu+) = 0,16 В
Surface phenomena
1. What formula calculates the value of the surface activity?
d
1) g  
dC
C d
2) Г   
RT dC
n
3)  X   0 0
nX
4) Г = Г . C /(K + C)
C  2  1

RT С2  С1
2. What formula calculates the value of the adsorption of the dissolved substance on the moving
phase boundary?
5) Г  
24
d
dC
C d
2) Г   
RT dC
n
3)  X   0 0
nX
 
4) g   2 1
C2  C1
.
Г = Г C /(K + C)
3. How can you describe the state of adsorption equilibrium?
1) Only the adsorption process
2) Only desorption process
3) The adsorption rate higher than the rate of desorption
4) The rate of adsorption is smaller than the rate of desorption
5) The adsorption rate equals the rate of desorption
4. How does the name of state of the system, if the adsorption rate equals the desorption rate?
1) The positive adsorption
2) Negative adsorption
3) The specific adsorption
4) capillary condensation
5) adsorption equilibrium
5. What can be used to regenerate the cationites?
1) Heating
2) Freeze
3) Processing of alkali
4) Processing of sodium chloride
5) Processing solution of a strong acid
6. What method can be used in order to prevent blood clotting in its preservation for removal of
Ca2 +?
1) Dialysis
2) Electrophoresis
3) Chromatography
4) Molecular adsorption
5) Ion exchange adsorption
7. Which substance possesses surface activity?
1) С12Н22О11
2) HCl
3) Н2SO4
4) NH2CH2COOH
5) C6H13COOH
8. Which ion has the highest adsorption capacity?
1) Na+
2) Ca2+
3) Al3+
4) Th4+
5) K+
9. Which substance will be adsorbed on the surface of activated carbon in molecules form?
1) CH3COONa
2) CH3COOH
3) KOH
1) g  
25
4) CaCl2
5) H2SO4
10. Which equation describes the adsorption at the interface of solid - liquid?
n
1)  X   0 0
nX
.
2) Г = Г C /(K + C)
d
3) g  
dC
Ñ 

4) Ã  
RT C
5) х = nx / n(H2O)
11. According to the rule-Duclos Traube how does the change surface activity of water solutions
compounds of one homologous series if the carbon chain elongation by one-CH2-group?
1) Increased by 3-3.5 times
2) Increased by 2-4 times
3) Does not change
4) Decreased by 2-4 times
5) Decreases by 3-3.5 times
12. Which group possesses hydrophilic properties?
1) – C2H5
2) – C6H5
3) – COOH
4) – CH2–C6H5
5) –С4Н9
13. Which group has hydrophobic properties?
1) – OH
2) – C5H11
3) – NH2
4) –SO3H
5) – COOH
14. According to the rule Paneth-Fajans which ion is adsorbed on the surface of silver bromide?
1) NO32) SO423) Ca2+
4) Al3+
5) Br15. Which substance is a surface-active?
1) Sulfuric acid
2) Sodium carbonate
3) Isoamylalcohol
4) Hydrogen peroxide
5) Sucrose
16. Isotherm shows the dependence of the surface tension of the surface tension σ
1) the polarity of the solute
2) the solvent polarity
3) temperature
4) the concentration of the solute
5) the concentration of solvent
17. In what substance quantity of surface activity is maximal?
1) СН3СООН
2) С2Н5СООН
26
3) НСООН
4) С4Н9СООН
5) С3Н7СООН
18. In what substance quantity of surface activity is minimal?
1) С3Н7ОН
2) С5Н11ОН
3) С7Н15ОН
4) С4Н9ОН
5) С2Н5ОН
19. The adsorption isotherm is a graphical dependence of adsorption Г
1) the polarity of the solute
2) the solvent polarity
3) temperature
4) the concentration of the solute
5) the concentration of solvent
20. "On the solid adsorbent adsorbed those ions that are part of the adsorbent and can finish
building its crystal lattice"
1) Rebinder’s rule
2) Gibbs’ rule
3) Van't Hoff’s rule
4) Paneth-Fajans’ rule
5) Le Chatelier's rule
21. How does the surface activity in the hydrocarbon chain elongation by one -CH2 - group
under rule Duclos-Traube?
1) is not changed
2) increased by 2-4 fold
3) increases in the 3 - 3, 5-fold
4) decreased by 2-4 fold
5) decreases at the 3 - 3, 5-fold
22. As referred to accumulate in the volume of one substance other?
1) adsorption
2) absorption
3) sorption
4) desorption
5) chemisorption
23. What is a characteristic phenomenon of chemisorption?
1) reversibility
2) easy desorbed
3) low strength
4) formation of chemical bonds between the adsorbent and the adsorptive
5) the presence of weak intermolecular forces of van der Waals forces
between the molecules and the adsorptive surface of the adsorbent
Disperse systems
1. What characterizes the isoelectric state of pellets?
1) high charge pellets
2) the absence of a charge pellets
3) increase in ζ-potential
4) an increase of the diffusion layer
5) increasing the disjoining pressure
27
2. How is the process of sedimentation of large aggregates by gravity?
1) diffusion
2) coagulation
3) coalescence
4) sedimentation
5) peptization
3. Which solution of electrolyte possesses the greatest coagulating effect on the sol with
negatively charged particles?
1) K2SO4
2) NaNO3
3) CaCl2
4) AlCl3
5) NaCl
4. Which solution electrolyte possesses the greatest effect on the coagulating sol with positively
charged particles?
1) FeCl2
2) Na2SO4
3) CaCl2
4) K3PO4
5) Al(NO3)3
5. Which solution of electrolyte possesses the greatest coagulating effect on the sol with
negatively charged particles?
1) AlCl3
2) Ca(NO3)2
3) CaCl2
4) FeSO4
5) NaCl
6. Which solution electrolyte possesses the greatest effect on the coagulating sol barium sulfate
produced in excess of barium chloride?
1) AlCl3
2) FeSO4
3) BaCl2
4) NaNO3
5) AgNO3
7. Which solution electrolyte possesses the greatest effect on the coagulating sol silver chloride
produced in excess of silver nitrate?
1) FeCl2
2) Na2SO4
3) CaCl2
4) KNO3
5) Al(NO3)3
8. The highest rate of coagulated particles is:
1) With a large positive charge
2) With a slight positive charge
3) Electroneutral
4) With a slight negative charge
5) with a high negative charge
9. What method is used for purification of colloidal solutions of low molecular weight
impurities?
1) Osmosis
28
2) Dialysis
3) coagulation
4) electroosmosis
5) sedimentation
10. How called the method of purification of colloidal solutions, based on the use semipermeable membranes and ductal solvent?
1) Osmosis
2) Dialysis
3) Electroosmosis
4) Electrophoresis
5) Ultrafiltration
11. How called the method purification of colloidal solutions, carried out by the pressure
difference on each side a semipermeable membrane?
1) dialysis
2) osmosis
3) electrophoresis
4) ultrafiltration
5) ultracentrifugation
12. Which dispersed system will be observed Tyndall cone?
1) 0.9% NaCl solution
2) Glucose
3) Silver sol
4) Suspension of clay in water
5) silver nitrate solution
13. Which is the potential-ion ion in obtaining sol Prussian blue Fe4[Fe(CN)6]3 action on FeCl3
excess К4[Fe(CN)6]?
1) K+
2) Cl 
3) Fe3+
4) [Fe(CN)6]4 5) CN 
14. Which ion is a potential determining ion in obtaining sol Prussian blue Fe4[Fe(CN)6]3
addition to the К4[Fe(CN)6] excess FeCl3
1) K+
2) Cl 
3) Fe3+
4) [Fe(CN)6]4 5) CN 
15. How is the process of combining the colloidal particles into larger aggregates?
1) Coagulation
2) Sedimentation
3) Thixotropy
4) Syneresis
5) Electrophoresis
16. What is the formula corresponds to the micelle sol stabilized by excess barium sulfate
K2SO4?
1) mBaSO 4 nSO42  (n  x) K 
2) BaSO4 nBa 2  (n  x)Cl 


x
x
 xCl 
3) mBaSO 4 nSO42  2(n  x) K 
4) mBaSO 4 nSO42  (n  x) K 
 xK 

2 x

x
 2 xK 
K
29

5) mBaSO 4 nSO42  x K   xK 
17. Which ion is more quickly causes coagulation of negatively charged sol?
1) Na+
2) K+
3) Mg2+
4) Fe3+
5) Li+
18. What ions can be determining for potential sol iron sulfide?
1) HS2) Сl3) Н+
4) АgO5) K+
19. What is the formula corresponds to the micellar sol silver bromide stabilized by silver
nitrate?
1) {m(АgВr)n К+(n-х)Cl-}x+ хСl2) {m(АgВr)n Br-(n-х)K+}x- хK+
3) {m(АgВr)n SO42- 2(n-х)Na+}2x- хNa+
4) {m(АgВr)n Ag+(n-х)NO3-}x+ хNO35) {m(АgВr)n J-(n-х)K+}x- хK+
20. How is a continuous random motion of colloidal particles?
1) osmosis
2) dialysis
3) diffusion
4) Brownian motion
5) electroosmosis
21. How is called spontaneous alignment of concentration of the colloidal particles throughout
the volume?
1) osmosis
2) dialysis
3) diffusion
4) Brownian motion
5) electroosmosis
22. Which solution is observed most intense Brownian motion?
1) coarse
2) colloidal
3) the true
4) Suspensions
5) emulsions
23. What kind of particles don't have a Brown motion?
1) coarse
2) colloidal
3) the true
4) a molecular disperse
5) ion-dispersed
24. For particles of the dispersed phase are solutions diffusion rate is maximal?
1) coarse
2) colloidal
3) the true
4) slurry
5) emulsions
25. For particles of the dispersed phase are solutions diffusion rate is minimal?

30
1) coarse
2) colloidal
3) the true
4) a molecular disperse
5) ion-dispersed
26. For particles of the dispersed phase are solutions sedimentation rate is maximal?
1) coarse
2) colloidal
3) the true
4) a molecular disperse
5) ion-dispersed
27. For particles of the dispersed phase are solutions sedimentation phenomenon is not
observed?
1) coarse
2) colloidal
3) the true
4) slurry
5) emulsions
28. How is called the motion of charged colloidal particles to an oppositely charged electrode?
1) dialysis
2) electrodialysis
3) electroosmosis
4) electrophoresis
5) vividializ
29. What is called the moving dispersion medium compared of the dispersed phase?
1) dialysis
2) electrodialysis
3) electroosmosis
4) electrophoresis
5) vividializ
30. As the movement is called the dispersed phase and the dispersion medium with respect to
each other under the influence of an external electric field?
1) Brownian motion
2) diffusion
3) sedimentation
4) electrokinetic phenomena
5) optical phenomena
High molecular weight compounds
1. What happens with the limited swelling of macromolecular compounds?
1) Decrease
2) Reduction in weight
3) Solution of the polymer
4) An increase in the volume and weight to a certain value
5) rupture of intermolecular bonds
2. What is the name not hydrolytic violation of the unique structure of the native protein,
characterized by changes in the physico-chemical and biological properties?
1) coacervation
2) denaturation
3) coalescence
31
4) thixotropy
5) coagulation
3. What do you call a spontaneous process of absorption of low molecular weight solvent
macromolecular substances, characterized by an increase in weight and volume?
1) Osmosis
2) Coalescence
3) Coacervation
4) Swelling
5) Sedimentation
4. What formula calculated the degree of swelling of the polymer?
C K VK  100
1) B 
VB ( pH 1  pH 2 )
C 
2)   H
C
m  m0
3)  
m0
4)  
K
C
5)  
V

5. How is the value of pH, where the net charge of the protein molecule is zero?
1) The point of equivalence
2) The isoelectric point
3) The equilibrium point
4) The equilibrium constant
5) The dissociation constant
6. What happens with an unlimited swelling polymer?
1) An increase in density
2) Dissolving the polymer
3) The displacement of the polymer net
4) An increase in weight of the polymer
5) Decrease
7. What is the quantitative measure of the swelling?
1) The mass of the dry polymer
2) The mass of swollen polymer
3) The amount of absorbed solvent
4) the degree of swelling
5) the degree of polymerization
8. What pH value occur the smallest swelling proteins?
1) pH <0
2) pH = 7
3) pH = 4
4) pH = 0
5) pH = pI
9. What is the name process of precipitation of high-molecular compounds by electrolyte
solutions?
1) Deposition
2) coagulation
3) filtering
4) salting
32
5) coacervation
10. What is the name process of fusion of hydration shells macromolecular without combining
the particles themselves?
1) Filtration
2) deposition
3) coagulation
4) coacervation
5) salting
11. The isoelectric point of albumin is pH = 4.8. What value of pH of the solution of albumin are
positively charged and electrophoresis transferred to the cathode?
1) 12
2) 8
3) 7,4
4) 5
5) 3
12. Solution containing a mixture of proteins: γ-globulin blood (pI = 6,40); serum albumin (pI =
4,64); cytochrome c (pI = 10,70). What value of pH can be electrophoretically separate the
proteins?
1) 3,55
2) 4,64
3) 6,40
4) 7,40
5) 10,70
13. What is oncotic pressure?
1) The osmotic pressure of blood plasma
2) Part of the osmotic pressure of blood plasma due to the presence in it of sodium and
chloride ions
3) Part of the osmotic pressure of blood plasma caused only by the presence in it of
sodium
4) Part of the osmotic pressure of blood plasma caused only by the presence in it of
chloride ions
5) Part of the osmotic pressure of blood plasma due to the presence in it of the protein
molecules
14. In the pharmacy to prolong the action, increasing stability and masking the unpleasant taste
of the drug used microencapsulation. What process is the basis of micro-encapsulation?
1) thixotropy
2) syneresis
3) gelation
4) salting
5) coacervation
15. As called reaction formation polymers accompanied the release side of low molecular
substances (NH3, H2O, CO2, HCl) ?
1) polymerizing
2) polycondensation of
3) isomerization
4) The compound
5) substitutions
16. As a result, any reactions produced proteins?
1) Isomerization
2) polymerizing
3) exchange
4) The polycondensation
33
5) compounds
17. How is the ability of the gels under the influence of mechanical action liquefy and then
resting again jel?
1) coacervation
2) thixotropy
3) coalescence
4) syneresis
5) Synergies
18. As a process called jelly separation into two phases to form densified and diluted sol gel?
1) coacervation
2) thixotropy
3) coalescence
4) syneresis
5) Synergies
19. In which case there is the least swelling of the gelatin?
1) in an acidic medium
2) in an alkaline medium
3) in the IEP
4) at pH = 0
5) in a neutral medium
20. How does the temperature on the viscosity of polymer solutions?
1) does not affect
2) increases
3) reduces
4) first increases and then decreases
5) first decreases and then increases
Tests on legal competence
1. What is the basic rule in helping to the case of acute poisoning by toxic substances, regardless
of the severity of poisoning and the condition of the victims?
1) Make a victim out of the zone of poisoning
2) Artificial respiration, cardiac massage
3) Give the victim antidote
4) Make the victim stomach lavage
5) Immediately call an ambulance
2. What is forbidden to do persons by electric shock?
1) to touch with bare hands bare body parts of the victim, under the action of current
2) turn off the electricity breaker common
3) disconnected from the mains the device that caused the damage
4) artificial respiration and heart massage
5) immediately call a doctor
3. Which containers with chemicals and chemical substances are allowed to use in the lab?
1) Container tagged with the correct labels
2) Container equipped with new labels pasted over old
3) Containers, equipped with easily removable labels
4) Containers without labels or with unclear labels
5) The container, equipped with legible labels (name, chemical formula)
4. What is the name a substance or mixture that is added to the organic material to reduce its
flammability?
1) anticoagulant
34
2) antidepressant
3) adsorbent
4) flame retardant
5) degasser
5. At the chemical burns the affected area is washed with water from the tap for a long time (at
least 15 minutes). What substance Solution to treat burn from the place of his defeat acid?
1) 2% solution of tartaric acid
2) 2% solution of citric acid
3) 2% solution of acetic acid
4) 2% solution of sodium bicarbonate
5) 2% solution of sodium hydroxide
6. What is the name concentration of harmful substances, which in daily (except weekends) work
for 8 hours or at other duration (but not more than 41 hours per week) during the entire working
experience can not cause diseases or health deviations detected by modern methods studies in
operation or in the late periods of life of present and future generations?
1) Ratio possible inhalation poisoning
2) The maximum permissible concentration of harmful substances in the air
3) The estimated safe level of exposure to hazardous substances
4) The average lethal concentration of harmful substances in the air
5) an existing concentration of harmful substances in the air
35
Examination tests of organic chemistry
Section I. Classification of organic compounds. Nomenclature. Isomerism
1. What is the name of the compound of the international (substitution) nomenclature?
CH3 CH CH2 CH CH CH3
CH3 CH3
C2H5
1) 2,3-dimethyl-5-ethylhexane
2) 2-ethyl-4 ,5-dimethylhexane
3) 3-methyl-5-propylhexane
4) 3,5,6-trimethylheptane
5) 2,3,5-trimethylheptane
2. What name is a compound of the substitution IUPAC nomenclature?
H5C2
C2H5
C
C
C3H7
H3C
1) 3-methyl-4-3-propylhexene
2) 2,3-diethylhexene-2
3) 2,3-diethylhexene-3
4) 3-methyl-4-3-ethylheptene
5) 2-ethyl-3-2-propylpentene
3. According to International (substitution) nomenclature what the name of this compounds
(CH3) 2CH - C(CH 3)2 - CH2 - CH3?
1) 2,3-dimethylpentane
2) 2.2 dimethylpentane
3) 3.3-dimethylpentane
4) 2,2,3-trimethylbutane
5) 2,3,3-trimethylpentane
4. According to International (substitution) nomenclature what the name of this compound?
CH3
CH2
CH
C
CH3
CH3
1) 2,2-dimethylbutene-1
2) 3,3-dimethylbutene-1
3) 2,2-dimethylbutene-2
4) 3-1-metilizopentene-1
5) 3,3-dimethylbutene-2
5. What name is a compound of a rational nomenclature?
ÑÍ
3
ÑÍ
2
ÑÍ
2
ÑÍ
2
ÑÍ
ÑÍ
2
ÑÍ
3
CH3
1) ethylizobutylmethane
2) methylethylbutylmethane
3) propilizobutylmethane
4) izopropylbutylmethane
5) methylethylpropylmethane
6. What name is a compound of a rational nomenclature?
36
CH3
CH2 CH2 CH3
CH3 CH2 C
CH3
1) dimethyldiethylmethane
2) dimethylethylpropylmethane
3) dimethylethylizopropylmethane
4) methyldiethylpropylmethane
5) triethylizopropylmethane
7. What name is corresponds to a hydrocarbon radical?
CH3
1) phenyl
2) benzyl
3) p-tolyl
4) o-tolyl
5) m-tolyl
8. What name is corresponds to a hydrocarbon radical?
CH3
CH3
C
CH3
1) isobutyl
2) isopropyl
3) sec-butyl
4) tert-butyl
5) propyl
9. What name is corresponds to a hydrocarbon radical?
CH3
CH3 CH
CH2
1) isobutyl
2) isopropyl
3) sec-butyl
4) tert-butyl
5) propyl
10. How many secondary carbon atoms in the compound?
CH3
CH3
CH
CH3
CH2 C
CH2 CH2 CH3
CH3
1) 2
2) 3
3) 4
4) 5
5) 6
11. What is the number of primary carbon atoms in the molecule 2,2-dimethylbutane?
1) 1.
37
2) 2.
3) 3.
4) 4.
5) 5.
12. Which class of organic compounds belong this compounds?
O
CH3
C
O C3H7
1) ester
2) acid
3) ketone
4) aldehyde
5) ether
13. Which class of organic compounds belong this compounds?
CH3 C CH2 CH3
O
1) ketone
2) acid
3) aldehyde
4) ether
5) ester
14. Which class of organic compounds belong this compounds?
Î
ÑÍ
3
ÑÍ
2
Ñ Í
1) Ester
2) Acid
3) Ketone
4) Aldehyde
5) Ether
15. Which class of organic compounds belong this compounds СН3–СН2–О–СН2–СН3?
1) Ester
2) Ether
3) Ketone
4) Aldehyde
5) Alcohol
16. What the name of this compounds corresponds to this formula?
CH3
H5C2
CH3
1) 1 - ethyl - 3.4 - dimethylcyclohexane
2) 1,2 - dimethyl - 5 - ethylcyclohexane
3) 1,2 - dimethyl - 4 - ethylcyclohexane
4) 4,5 - dimethyl - 1 - ethylcyclohexane
5) dimethylethylcyclohexane
17. What the name of this compounds corresponds to this formula?
38
CH3
CH3
1) 1,3 - dimethylbenzene
2) 1,4 - dimethylbenzene
3) ortho-dimethylbenzene
4) meta-dimethylbenzene
5) para-dimethylbenzene
18. According to the substitution nomenclature which name corresponds to p-aminosalicylic acid
(PASA), that it used as anti-tuberculosis drugs?
COOH
OH
NH2
1) 2-hydroxy-4-aminobenzoic acid
2) 4-amino-2-hydroxybenzoic acid
3) 3-hydroxy-5-carboxybenzaldehyde
4) 5-amino-2- carboxyphenol
5) 2-carboxy-5-aminophenol
19. We have the next compounds С7Н14, С8Н18, С2Н2, С6Н6, С10Н22. What is the number of
connections which are saturated hydrocarbons?
1) 5
2) 4
3) 3
4) 2
5) 1
20. We have hydrocarbon radical СН2  СН – СН2 –. Which it hydrocarbon corresponds to this
radical?
1) propylene
2) acetylene
3) butadiene
4) methylene
5) ethylene
21. We have hydrocarbon radical С6Н5 –. Which it hydrocarbon corresponds to this radical?
1) phenol
2) benzene
3) toluene
4) cresol
5) xylene
22. Amino acid serine HO-CH2-CH(NH2)-COOH part of proteins. This of the available
functional groups in the molecule serine reflected in the title according to the rules substitution
IUPAC nomenclature as a prefix:
1) Hydroxyl group, amino group, carboxyl group
2) Hydroxyl group, carboxyl group
3) An amino group, carboxy group
4) Hydroxyl group, an amino group
5) An amino group
39
23. Propanol and methoxyethane are compounds that have the same composition. How are called
this compounds?
1) Isomers
2) Homologues
3) Stereoisomers
4) Monomers
5) Radicals
24. What do you call a hydrocarbon radical C6H5CH2 -?
1) phenyl
2) allyl
3)-propyl
4) benzyl
5) vinyl
25. What do you call a hydrocarbon radical СН2  СН – ?
1) benzyl
2) phenyl
3) allyl
4) vinyl
5) acyl
26. Which of the following compounds are aromatic compounds?
1) cyclohexane
2) butadiene
3) pergidrofenantren
4) phenanthrene
5) butane
27. Which one of the compounds is not isomer of butene-1:
1) СН ≡ С – СН2 – СН3
2) СН3 – СН = СН – СН3
CH3
3)
4)
CH3
CH2
C
H2C
CH2
H2C
CH2
CH CH3
HC
CH
2
5) 2
28. What is the name of benzene radical?
1) phenyl
2)benzyl
3) vinyl
4) allyl
5) methyl
29. What is the name of toluene radical?
1) phenyl
2)benzyl
3) vinyl
4) allyl
5) methyl
30. Which class of organic matter belong to the following compound?
40
CH3
CH3 CH
CH3
C
CH3 OH
1) ester
2) ether
3) ketone
4) aldehyde
5) alcohol
31. What is the name of the corresponding hydrocarbon radical?
CH CH2 CH3
CH3
1) isobutyl
2) isopropyl
3) sec-butyl
4) tert-butyl
5) propyl
32. What is the name does not match the structural formula of the compound?
CH2 C
CH
CH3
CH3 CH3
1)
CH3
CH2
C
2,3-dimethyl-1
CH CH3
CH3
2)
CH3
CH2
C
3-methyl-pentene-3
CH2
CH2 CH3
3)
CH3 CH2
CH C
2-methyl butene-1
CH3
CH3
4)
CH3 C
C
2-methylpentene-2
CH3
CH CH
3
3
5)
2,3-dimethyl-2
33. What is the name of the corresponding hydrocarbon radical?
CH
CH3
CH3
1) isobutyl
2) isopropyl
3) sec-butyl
4) tert-butyl
5) propyl
Section II. The mutual influence of atoms and ways of transfer in biologically important
molecules. Classification by type of organic reactions and mechanisms. Reactivity of
hydrocarbons. Radical substitution reaction. Electrophilic substitution reactions and
addition.
1. Which of formula for the Hückel rule in aromatic compounds is possible to calculate the
number of electrons in the π - system?
41
1) n + 4
2) 2n + 4
3) 4n + 4
4) 4n + 2
5) 2n + 6
2. Which product is formed by reduction of toluene?
1) methylcyclohexane
2) dimethylbenzene
3) benzaldehyde
4) methylbenzene
5) cyclohexane
h
3. We have reaction CH3–СН2–СН3 + Br2  ? Which of type, mechanism and final
product of bromination reaction?
1) SN, 1-bromopropane
2) SR, 1,3-dibromopropane
3) SE, 2,2 - dibromopropane
4) SN, 1,1-dibromopropane
5) SR, 2-bromopropane
4. Which electron effect shows a carboxyl group in benzoic acid?
1) + М, – I
2) – M, + I
3) – M, – I
4) + M, +I
5) + I
5. What are the effects of electronic shows nitro group in the molecule СН2 = СН – NО2?
1) +M
2) –M
3) –I, +М
4) +I, +M
5) –I, –M
6. What type of sign and electronic effects in the molecule influences the aniline NH2- group on
the benzene ring?
1) +I, +М
2) –M
3) –I, –M
4) –I, +M
5) –I
7. What type of sign and electronic effects in the molecule CH2 = CH - NH2 influences by amino
group?
1) + M
2)-M
3)-I, + M
4) + I, + M
5)-I,-M
8. The hydroxyl group in phenol shows electron-donor properties. Which electronic effects are
shown hydroxyl group in phenol?
1) + M, - I
2) - M, + I
3) - M, - I
4) + M, + I
5) + I
42
9. Aldehyde group in benzaldehyde shows electron-acceptor properties. Which of electronic
effects are shown the aldehyde group in benzaldehyde?
1) - M, + I
2) + M, - I
3) - M, - I
4) + M, + I
5) + I
10. What is the type and mechanism of the reaction of butane with chlorine by irradiation with
UV light?
1) Nucleophilic substitution
2) Electrophilic addition
3) Radical addition
4) Electrophilic substitution
5) Radical substitution
11. A the result of this reaction formed the next product?
1) 1 - chloropropane
2) 2 - chloropropane
3) 3 - chloropropane
4) 1,1 - dichloropropene
5) 2,2 - dichloropropene
12. Which product is formed by the reaction of ethylene with hydrogen chloride?
1) chloroethane
2) 1,2-dichloroethane
3) 1,1-dichloroethane
4) 1,1,2,2-tetrachloroethane
5) ethane
13. Which alcohol is formed by hydration of isobutylene in an acidic medium?
1) 2 - methylpropanol -1
2) 2 - methylpropanol -2
3) -1 butanol
4) -2 butanol
5) -2 propanol
14. What are the type, mechanism and final product nitration of aniline?
1) 1,3,5 - trinitroaniline, SE
2) p-nitroaniline, SN
3) 2,4,6 - trinitroaniline, SE
4) o - nitroaniline, SN
5) m - nitroaniline, SN
15. What electronic effects in the molecule of acrylic acid are marked correctly?
1
6
CH2 CH
5
O
C 3
..
2 O 4 H
1) 1,2,4,6
2) 1,3,4,5
3) 1,2,3,6
4) 1,2,5,6
5) 2,4,5,6
16. What electronic effects in the molecule of benzaldehyde are marked correctly?
43
4
5
1
O
C 6
2
H
3
1) 1,2,4,6
2) 1,2,3,6
3) 1,3,4,5
4) 1,2,5,6
5) 2,4,5,6
17. The four tubes are alkene, alkane, diene, and alkyne. In three of them there was a reaction to
the mild oxidation reagent. Which reagent should be added to the test substance, to prove the
existence of double bonds?
1) CH3COOH solution
2) Solution Cu(OH)2
3) C6H5OH solution
4) NaOH solution
5) The solution of KMnO4
18. Medicinal product "Linetol"obtained from the flax seed oil contains a mixture of esters of
unsaturated fatty acids - oleic, linoleic, linolenic. It is used for prevention and treatment of
atherosclerosis and externally for burns and radiation injuries of the skin. Which reaction can be
determined whether the drug "Linetol" unsaturated compound?
1) alkylation
2) sulfonation
3) methylation
4) bromination
5) acylation
19. Hydrocarbons with the general formula С8Н8 discolour bromine water and the result of
oxidation forms an aromatic acid. What is the name of this compound?
1) Benzaldehyde
2) Vinylbenzene
3) Methylbenzene
4) toluene
5) phenol
20. The two tubes are tested compounds. One of the tubes after the addition of the reagent [Ag
(NH3)2]OH is a reaction of the “silver mirror”. Which pair of compounds can be distinguished
from each other by means of this reagent?
1) Alcohol and aldehyde
2) Ketone and ester
3) Amine and acid
4) Amide and ketone
5) Aldehyde and aldehyde
21. What type of mechanism and the final product of the reaction of reduction of propene?
1) AE, propane
2) AE, propanol - 2
3) AN, propanol - 2
4) SN, propane
5) SE, propanal
22. What type of mechanism and the final product of bromination of phenol:
1) 2,4,6 - tribromophenol, SE
2) m - bromophenol, SE
3) o - bromophenol, SN
44
4) n - bromophenol, SN
5) 3.5-dibromophenol, SE
23. Which compound is formed by the oxidation reaction of butene-2 with aqueous KMnO4?
1) trihydric alcohol
2) dihydric alcohol
3) two molecules of carboxylic acid
4) two molecules of an aldehyde
5) two molecules of an alcohol
24. Which of the reaction follows the mechanism of SR?
1) СН3 – СН = СН2 + Вr2 →
2) С6H6 + Н2SO4 →
H 
3) CH2 = CH2 + HOH 

h
4) CH4 + Br2 
5) C6H5OH + Br2 →
25. Which of the reaction follows the mechanism of SE?
h
1) CH3 – CH3+ Br2 
2) CH2 = CH2 + Cl2 →
3) C6H6 + HNO3 →

H
4) CH3 – CH = CH2 + HOH 


5) CH2 = CH2 + HOH H

26. Which of the reaction follows the mechanism of AE?
1) CH2 = CH – CH = CH2 + Cl2 →
2) C6H6 + HNO3 →
3) C6H5OH + Br2 →
h

h
5) CH4 + Cl2 
4) CH3 – CH3+ Br2
27. Which of the above compounds have the π, π-conjugation?
1) СН3 – СН2 – NH2
2) СН2 = СН – Cl
3) СН3 – СН2 – ОН
4) СН2 = С(CH3) – СН = СН2
5) СН2 = СН – О – СН = СН2
28. Which of the above compounds have the p, π-conjugation?
1) СН3 – СН2 – NH2
2) СН2 = СН – CН3
3) СН3 – СН2 – ОН
4) СН2 = С(CH3) – СН = СН2
5) СН2 = СН – О – СН = СН2
29. Which of the substituent in the benzene ring exhibits a positive inductive effect?
1) –NO2
2) –C2H5
3) –SO3H
4) –OC2H5
5) –СН=О
30. Which of the above compounds don't have conjugate?
NH2
1)
2) СН2 = СН – Cl
45
O
CH2
CH
C
3)
4) СН3 – СН2 – Cl
H
5)
Section III. The acidity and basicity of organic compounds. Nucleophilic substitution at a
saturated carbon atom.
1. Which type of acid belongs to phenols?
1) SH – acid
2) NH – acid
3) CH – acid
4) ОН – acid
5) РН – acid
2. Which type of acids belongs to acetylene?
1) РН- acid
2) SH- acid
3) NH- acid
4) СH- acid
5) ОH- acid
3. According to the theory of Bronsted-Lowry how called the base, which joins proton by the
electron pair of the nitrogen atom?
1) Phosphonium base
2) Sulfonium base
3) Ammonium bases
4) oxonium base
5) ammonium acid
4. Which of these formulas corresponds to the name methylisopropylamine?
1)
C6H5NH2
2)
C4H9N(CH3)2
C6H5 N C6H5
C6H5
3)
N CH3
4)
CH3
5)
CH
NH
CH3 CH3
5. Which of these formulas corresponds to the name the secondary propyl alcohol?
CH3 CH2 CH CH3
1)
2)
OH
CH3 CH2 CH2 CH2 OH
46
CH3 CH CH2
OH
3)
CH3
CH
OH
CH3
OH
4)
CH3
CH3
C
CH3
OH
5)
6. Which product is formed by the reaction of intermolecular dehydration of ethanol?
1) diethylether
2) Acetaldehyde
3) Acetoacetic ester
4) Acetic acid
5) Ethylene
7. What do you call the reaction of alcohol with a carboxylic acid?
1) Elimination
2) Alkylation
3) Esterification
4) Hydration
5) Hydrolysis
8. Which compounds are formed with interaction alcohol with a carbon acid?
1) Ether
2) Ester
3) aldehyde
4) acetale
5) ketone
9. Which of the formula corresponds to the product of oxidation of isopropyl alcohol?
1) CH3OCH3
2) CH3-CH = O
3) C2H5-CH = O
4) CH3-C(O)-CH3
5) CH2 (OH)CH2(OH)
10. Which of the formula corresponds to the product of oxidation of ethyl alcohol?
1) CH3OCH3
2) CH3–CН=О
3) C2H5–CН=О
4) CH3–C(О)–CH3
5) СH2(OH)CH2(OH)
11. What compound is formed by oxidation of (СН3)2СНСН(ОН)СН3?
1) 3 - methylpentanone - 2
2) 3 - methylpentanol - 2
3) 3 - methylbutanone - 2
4) methylpropylketone
5) pentanone - 2
12. What the type and mechanism of this reaction CH3CH2 COOH + CH3CH2OH?
1) Nucleophilic substitution
2) radical substitution
3) electrophilic substitution
4) elimination
5) nucleophilic addition
47
13. Which reagent is used to distinguish between phenol and propanol - 2?
1) Na
2) HCl
3) FeCl3
4) CuSO4
5) KMnO4
14. Which compound is formed by the reaction of CH3-CH(OH)-CH3 + NAD+ →?
1) Propane
2) propene
3) propyne
4) propanone
5) propanal
15. Which compound is formed by the reaction of СН3 – СН2 – СН2 – ОН + НАД+ →?
1) Propane
2) Propene
3) Propanone
4) Propanal
5) propanediol
16. Xylitol is a five-atom alcohol, has a sweet taste, very soluble in water, is used as a substitute
for sugar in diabetes. Which of the reagents must be added in order to prove the presence of diol
fragment in xylitol?
1) Copper hydroxide (II)
2) Copper hydroxide (I)
3) nitrous acid
4) sodium hydroxide
5) bromine water
17. The first antidote for poisoning by arsenic was proposed 2.3-dimerkaptopropanol. What acid
centers in the molecule mainly involved in the formation of salts of arsenic?
1) SH-center
2) CH-Center
3) ON-center
4) CH-center and ОН center
5) SH-CH-center CH center
18. What compound is triatomic alcohol?
1) ethylene glycol
2) glycerol
3) ethyl alcohol
4) phenol
5) methanol
19. What is the product of reaction metallic sodium with ethanol?
1) acetic acid
2) ethane
3) ethylene
4) ethanal
5) sodium ethoxide
20.Which compound is formed by the oxidation of primary alcohols?
1)ketone
2) aldehyde
3) acetal
4) glycoside
5) ether
21. Which compound is formed by the oxidation of secondary alcohols?
48
1) ketone
2) aldehyde
3) acetal
4) hemiacetal
5) ether
22. Which of the reactions is the reaction of an ether?
H
1) CH3 – CH2 – CH2OH + CH3CH2OH 

H
2) CH3CH2 COOH + CH3CH2OH 
H
3) CH3 CH=O + CH3 CH2 CH2 OH 

H
4) CH3 CH=O + 2CH3 CH2 CH2 OH 
5) CH3 CH=O + HOH →
23. Which of the reactions is the reaction of ester formation?
H
1) CH3 – CH2 – CH2OH + CH3 – CH2OH 


H
2) CH3 – CH2 COOH + CH3CH2OH 

H
3) CH3 CH=O + CH3 CH2 CH2 OH 
H
4) CH3 CH=O + 2CH3 CH2 CH2 OH 

5) CH3 CH=O + HOH →
24. What acid is the most strong?
1) рКа = 10,2
2) рКа = 7,1
3) рКа = 3,8
4) рКа = 4,8
5) рКа = 4,9
25. What is the product of strong oxidation of propanethiol - 1:
1) CH3 CH2 CH2 SO2 – CH2 CH2 CH3
2) CH3 CH2 CH2 – S – S – CH2 CH2 CH3
3) CH3 CH2 CH2 SO3 H
4) CH3 SO2 CH2 CH2 CH3
5) CH3 CH2 SO2 СH2 CH3
26. Which of the reaction follows by the mechanism of AN?
1) CH2 = CH2 + Cl2 →
2) CH3 – CH2 – COOH + C2H5OH →
3) H-CH=O + C2H5OH →
4) CH3 – COOH + NH3 →
5) CH3COOH + Cl2 →
27. Which of the following reactions can be obtained propanol - 2?
1) CH3CH = CH2 + HOH + KMnO4 →
2) CH3 – CH2 – CH = O + Н2 →
3) CH3COCH3 + H2 →
4) CH3CH(OH)CH2CH3 + [O] →
5) CH3CH (ОН)CH3 + [O] →
Section IV. The reactivity of carbonyl compounds in nucleophilic reactions.
1. Which compound is formed by heating malonic (propandioic) acid?
1) Acetic acid
2) Formic acid
3) propionic acid
4) butyric acid
49
5) anhydride
2. Which compound is formed by heating succinic (butandioic) acid?
1) Acetic acid
2) Formic acid
3) Butyric acid
4) Carbon dioxide
5) Anhydride
3. What formula is oxalic acid?
1) НООС – СН2 – COOH
2) НООС – (СН2)3 – COOH
3) НООС – (СН2)2 – COOH
4) НООС – COOH
5) НООС – (СН2)4 – COOH
4. What formula is succinic acid?
1) НООС – СН2 – COOH
2) НООС – (СН2)3 – COOH
3) НООС – (СН2)2 – COOH
4) НООС – COOH
5) НООС – (СН2)4 – COOH
5. Which compound is formed by the interaction of acid with ammonia?
1) hemiacetal
2) anhydride
3) acetal
4) amide
5) ether
6. Which functional group in the structure has aldehydes and ketones?
1) nitro
2) amino
3) a carbonyl group
4) a carboxyl group
5) a hydroxyl group
7. Which acid is formed by hydrolysis C4H9C(O)OC2H5?
1) Hexanoic acid
2) valeryanic acid
3) isovaleryanic acid
4) propionic acid
5) acetic acid
8. Which of the compounds interact with the water solution of sodium hydroxide:
1) С6Н5ОН, 2) С6Н5СН2ОН, 3) С2Н5SН, 4) С2Н5ОН, 5) С6Н5SH
1) 1,3,5
2) 1,2,4
3) 2,4
4) 3,4
5) 2,3
9. Which is the structure of the product reduction of propenal?
CH2 CH2 CH2OH
1) OH
CH3
2)
3)
CH3
CH
CH2OH
OH
CH2 CH2OH
50
CH2 CH
4)
OH OH
CH3 CH
CH2OH
CH2
CH2OH
OH
5)
10. Which reagent is used to distinguish between a pair of agents propanone and propanal?
1) Copper hydroxide (II)
2) Nitrous acid
3) Sodium hydroxide
4) bromine water
5) copper hydroxide (I)
11. What substance is formed by the reaction of hydrobromination propenoic acid?
1) propanoic acid
2) 2-brompropanoic acid
3) 3-brompropanoic acid
4) bromoanhydride of acetic acid
5) bromoanhydride of 3-brompropanoic acid
12. What the type, the mechanism and the final product of this reaction
H 
 ?
2R–OH + R–CH=O 
1) SN, ester
2) AE, hemiacetal
3) SN, asomethine
4) AN, aldol
5) AN, acetal
13. What the type, the mechanism and the final product of this reaction R–CH=O + R–CH=O
H 

 ?
1) SN, ester
2) AE, hemiacetal
3) SN, asomethine
4) AN, aldol
5) AN, acetal
14. As a result of the aldol addition forms a compound of the following structure
СН3СН2СН(ОН)СН(СН3)СН = О. Which is the aldehyde parent compound?
1) Butanal
2) Propanal
3) 2 - ethylpropanal
4) 2 - methylpropanal
5) 2,2 - dimethylpropanal
15. Using the esterification reaction of the parent compounds which can obtain ethylpropanoate?
H 

1) C3H7 OH + C2 H5OH 
H 

2) CH3 CH2 COOH + C2 H5OH 
H 

3) CH3 CH2 CH = O + C2H5 OH 
H 

4) CH3 CH2 COOH + Cl2 

H

5) CH3 CH = CH2 + H2 
16. Oxalic acid HOOC-COOH is widespread in the plant world. Calcium oxalate crystals appear
in the urine in certain pathological conditions. What reagent can detect the presence of oxalic
acid?
1) Calcium chloride solution
2) Ammonium hydroxide solution of silver
3) a solution of potassium permanganate
51
4) a solution of bromine water
5) Fehling's reagent
17. Butanol-1 - a component of fusel oil. Which of carbonyl compounds can be prepared
butanol-1, using aluminum hydride reaction?
1) butanal
2) butanone
3) butanol
4) butyl
5) butane
18. Which is the weakest acid?
1) acetic
2) formic
3) trichloroacetic
4) dichloroacetic
5) chloroacetic
19. What is the reaction of formation of ester?
1) an aldol reaction accession under acidic conditions
2) reacting the aldehyde with an alcohol in an acidic medium
3) reacting the aldehyde with an excess of alcohol under acidic conditions
4) reacting the alcohol with the acid in acidic medium
5) the interaction between two molecules of the acid
20. What reagent is used for the qualitative reaction to aldehyde group?
1) bromine water
2) the solution of FeCl3
3) sodium hydroxide
4) the solution of potassium permanganate
5) an ammonia solution of silver hydroxide
21. What the reagent can be use for obtained formic acid from formaldehyde?
1) ethylamine
2) potassium hydroxide
3) hydroxide of copper (II)
4) the solution of FeCl3
5) the nitrous acid
22. Which of the above compounds with phosphoric acid can form anhydride?
1) ethanol
2) glycerol
3) acetic acid
4) acetaldehyde
5) phenol
23. What compound is formed in the reduction of aldehydes?
1) secondary alcohols
2) carboxylic acid
3) primary alcohols
4) alkanes
5) alkenes
24. What is the formula corresponds to the methyl acetate?
1) СН3 СН2 СООСН2 СН3
2) СН3 СООСН2 СН2 СН3
3) СН3 СН2 СООСН2 СН2 СН3
4) СН3 СОСН2 СН2 СН3
5) СН3 СООСН3
25. Which of the following reactions is the reaction of formation of hemiacetal?
52
1) 2CH3 OH + H2C = O →
2) (CH3)2 CHOH + CH3 OH →
3) CH3 CH2 OH + CH3 CH = O →
4) CH3 CH2 CH = O + CH3 CH = O →
5) (CH3)2 CH CH = O + CH2=O
26. Which pair of interacting compounds leads to the formation of aldol?
H 

1) СH3 OH + CH3 OH 

H
2) СH3 CH=O + CH3 OH 

H 
3) 2СH3 OH + CH3 CH = O 

H 
4) СH3 CH = O + CH3 CH = O 

H 
5) СH3 CH = O + HOH 

27. What compound is formed by reacting the esterification of methyl alcohol with propionic
acid?
1) СН3СН2СН2СООС3Н7
2) СН3СООСН2СН2СН3
3) СН3СН2СН2ОСН2СН3
4) СН3СН2СООСН3
5) СН3СН2СОСН2СН3
Section V. Heterofunctional connections involved in the processes of life.
1. Which functional group contains hydroxy acids?
1) Hydroxyl and carboxyl groups
2) Carbonyl and carboxyl group
3) Hydroxyl and carbonyl groups
4) Halogen and carboxyl groups
5) Amino and hydroxyl groups
2. What formula is glycine (aminoacetic acid)?
1) СН3 – СН(NН2) – СООН
2) NН2 – СН2 – СН2 – ОН
3) NН2 – СН2 – СН2 – СООН
4) NН2 – СН2 – СООН
5) СН3 – СН(ОН) – СН2 – NН2
3. What is the tautomerism of acetoacetate?
1) lactam-lactim
2) amino-imino
3) cyclo-oxo
4) keto-enol
5) ring-chain
4. Which of these formulas corresponds to glutamic acid (2-aminopentandioic acid) in the form
of bipolar ion?
- OOC CH CH CH COO 2
NH2
1)
- OOC
2)
2
CH2 CH2 CH COO NH3+
53
CH2 CH2 CH
HOOC
COO -
NH3+
3)
CH2 CH2
HOOC
CH COOH
NH3+
4)
- OOC
CH2 CH2 CH COOH
NH
2
5)
5. Which product is formed by heating γ-aminoacids?
1) lactam
2) lactone
3) lactide
4) peptide
5) acetal
6. Which product is formed by heating α-hydroxyacids?
1) lactam
2) lactone
3) lactide
4) peptide
5) acetal
7. What formula to find the number of possible spatial isomers?
1) N=2 · n
2) N=2n
3) N= n2
4) N=2n+1
5) N=2n+2
8. How many asymmetric carbon atoms in the compound
(СН3)2СН–СН(Br)–CН(Br)–СООН?
1) 0
2) 1
3) 2
4) 3
5) 4
9. What formula is alanine (α-aminopropionic acid)?
1) NН2 – СН2 – СН2 – ОН
2) NН2 – СН2 – СН2 – СООН
3) NН2 – СН2 – СООН
4) СН3 – СН(NН2) – СООН
5) СН3 – СН(ОН) – СН2 – NН2
10. How many peptide bonds in tetrapeptides?
1) 1
2) 2
3) 3
4) 4
5) 5
11. What is the is the name of the amino acid?
CH3 CH
CH COOH
CH3 NH2
1) Alanine (- aminopropionic acid)
54
2) valine ( - aminoizovalerianic acid)
3) leucine (- aminoizokapronic acid)
4) glycine (amino-acetic acid)
5) isoleucine ( - amino -  - methylvaleric acid)
12. What name is corresponds to the following amino acids?
CH3 CH2 CH CH COOH
CH3 NH2
1) glycine (aminoetanoic acid)
2) alanine (2-aminopropanoic acid)
3) valine (2-amino-3-methylbutanoic acid)
4) leucine (2-amino-4-methylpentanoic acid)
5) isoleucine (2-amino-3-methylpentanoic acid)
13. Which -amino acid by oxidation forms a disulfide bond?
1) Methionine (-amino--methylthiobutyric acid)
2) Cysteine (-amino--tiopropionic acid)
3) Alanine ( - aminopropionic acid)
4) Aspartic (aminosuccinic acid )
5) Valine (- aminoizovalerianic acid)
14. Which product is formed by the decarboxylation of salicylic acid?
1) Benzene
2) toluene
3) phenol
4) Ethanol
5) styrene
15. What products are formed during the hydrolysis of acetylsalicylic acid?
1) phenol, sodium salicylate
2) phenol, salicylic acid
3) acetic acid, salicylic acid
4) acetaldehyde, salicylic acid
5) acetic acid, salicyaldehyde
16. What is name of the corresponding esters of salicylic acid and acetic acid?
1) Ethylsalicylate
2) Methylsalicylate
3) Phenylsalicylate
4) acetylsalicylic acid
5) p-aminosalicylic acid
17. Which product is formed by the interaction glyoxylic acid O = CH-COOH with ammonia
hydroxide solution of silver?
1) Glyoxalic acid
2) oxalic acid
3) Acetic acid
4) malonic acid
5) Glycolic Acid
18. What is the name a reaction product of alanine CH3 - CH (NH2) - COOH with nitrous acid?
1) pyruvic acid
2) propionaldehyde
3) Glycolic Acid
4) propyl alcohol
5) lactic acid
19. What is the structure of the product formed by the reaction of deamination of valine (αaminoisovalerianic acid) with nitric acid?
55
1) (CH3)2CH – CH(OH) – COOH
2) (CH3)2 C = CH – COOH
3) HO – CH2 – CH(OH) – COOH
4) HO – CH2 – CH2 – CH2 – COOH
5) HO – CH2 – CH2 – COOH
20. Which is the structure of the product formed by the deamination of alanine (αaminopropionic acid), nitrous acid?
1)
HO CH2 CH2 COOH
2)
3)
CH
COOH
CH3 CH
COOH
CH2
OH
CH3 C COOH
O
4)
O
CH2 COOH
C
H
5)
21. This is formula of tripeptide. Which amino acids are formed during the acid hydrolysis of the
peptide?
H2N
O
O
CH C
NH CH C
CH(CH3)2
NH CH
COOH
CH3
CH2
CH(CH3)2
1) alanine, leucine, valine
2) valine, isoleucine, alanine
3) isoleucine, valine, alanine
4) leucine, valine, alanine
5) valine, leucine, alanine
22. Which amino acids are parts of such a peptide?
H2N
O
O
CH C
NH CH2 C
NH CH COOH
CH2
CH2
OH
CH2
SCH3
1) methionine, glycine, serine
2) serine, glycine, methionine
3) glycine, methionine, serine
4) serine, methionine, glycine
5) methionine, serine, glycine
23. Which amino acids are parts of such a peptide?
56
H2N
O
O
CH C
NH CH C
CH3
NH CH COOH
CH2
CH2 OH
CH
CH3
CH3
1) alanine, glycine, valine
2) glycine, serine, valine
3) alanine, serine, leucine
4) valine, serine, isoleucine
5) alanine, serine, valine
24. What title corresponds to this peptide?
H2N
O
O
CH C
NH CH2 C
NH CH COOH
CH2
CH2
COOH
SH
1) Asp-Ala-Ser
2) Gly-Ser-Glu
3) Phe-Gly-Cis
4) Asp-Gly-Cis
5) Ser-Gly-Val
25. Which amino acids are formed during the acid hydrolysis such a peptide?
O
O
H2N
CH C
CH3
NH CH2 C
NH CH COOH
CH2
C6H5
1) alanine, glycine, phenylalanine
2) glycine, phenylalanine, alanine
3) phenylalanine, alanine, glycine
4) glycine, alanine, phenylalanine
5) phenylalanine, glycine, alanine
26. As a result of non-oxidative deamination which α-amino acid forms butendioic acid HOOC CH = CH - COOH?
1) glutamic acid (α-aminopentanedioic acid)
2) leucine (α-aminoisocaproic acid)
3) aspartic acid (α-aminosuccinic acid acid)
4) methionine (α-amino-γ-methylthiobutyric acid)
5) phenylalanine (α-amino-β-phenylpropionic acid)
27. Due to oxidative deamination which α-amino acids form pyruvic acid (2-oksopropanoic
acid)?
1) Valine (α-aminoisovalerianic acid)
2) Methionine (α-amino-γ-methylthiobutyric acid)
3) Serine (α-amino-β-hydroxypropionic acid)
4) alanine (α-aminopropionic acid)
5) Phenylalanine (α-amino-β-phenylpropionic acid)
28. Which product is formed by the reaction?
57
O
+ HOH H+
OH
1) α-hydroxybutyric acid
2) β-hydroxybutyric acid
3) γ-hydroxybutyric acid
4) γ-butirolaktam
5) γ-lactone
29. Which product is formed by the reaction?
LiAlH4
CH3 C COOH +
H3C
CH
CH
C
O
1) СН3СН2СООН
2) СН3СН(ОН)СООН
3) СН2=СН-СООН
4) О=СН-СООН
5) СН3СН2СН2ОН
30. Which of the forms of alanine will prevail at pH = 12?
CH3 CH
COO
-
NH3+
COO
NH2
4)
NH3+
2)
CH3 CH
COOH
CH3 CH
CH3 C
5)
CH3 CH
COOH
NH2
3)
COOH
NH
31. Which of the forms of valine will prevail at pH = 2?
CH3 CH
C
COOH
CH3 NH
CH3 CH CH
4)
CH3 NH2
CH3 CH CH
CH3 NH +
3
2)
COO
CH3 CH CH
5)
CH3 CH CH
COOH
3)
COO
CH3 NH +
3
COOH
CH3 NH2
32. Isoleucine (2-amino-3-methylpentanoic acid) will react acylation. With the help of a reagent,
this reaction can be carried out?
O
O
CH3 C CH2 Cl
CH3 C
CH3 C
Cl
O
H
1)
2)
3)
4) (СН3СО)2О
5) CH3OH, HCl (gas)
1) 4
2) 5
3) 1,4
4) 1,2,3
5) 1,2,4
33. Tyrosine (p-hydroxyphenilalanine) participates in the deamination reaction. Which reagent
can carry out this reaction?
1) HNO2
2) HNO3
58
3) NaOH
4) HCl
5) FeCl3
1) 1
2) 3
3) 1,2
4) 2,4
5) 4,5
34. Threonine (2-amino-3-hydroxybutanoic acid) will reacted ester formation. Which reagent
can carry out this reaction?
1) KMnO4
2) H3PO4
3) NaOH
4) Сu(OH)2
5) FeCl3
1) 1
2) 2
3) 3
4) 2,4
5) 4,5
35. One of the samples, confirming the authenticity of paracetamol is boiling with dilute sulfuric
acid while smells of acetic acid. What is the name a reaction underlying this test?
1) hydrolysis
2) Hydration
3) hydrogenation
4) dehydrogenation
5) dehydration
36. Aromatic composition С9Н8О4 widely used as a antipyretic in medicine. This compounds
reacts with water solution NaHCO3 and release CO2, and the result of hydrolysis is formed
acetic acid and compound which gives violet color with a solution of FeCl3, are capable of
forming an intramolecular hydrogen bond. What is the name given to the connection?
1) Ethyl salicylate
2) Methyl salicylate
3) Phenyl salicylate
4) acetylsalicylic acid
5) p-aminosalicylic acid
37. The test liquid when heated with ninhydrin gets violet color. What substance is contained in
a test tube?
1) protein
2) vitamin
3) nucleotide
4) coenzyme
5) polysaccharide
38. The prevention and treatment of diseases of the liver methionine use in oral dosage forms.
Which is ionic form of methionine (isoelectric point is 5.8) predominantly in dissolved in
biological fluids - saliva?
1) cation
]2) anion
3) neutral
4) radical
5) electroneutral
59
39. γ-aminobutyric acid in the body acts as an inhibitor of nerve impulses. As a result of
decarboxylation which α-amino acids formed γ-aminobutyric acid?
1) Glutamic acid
2) aspartic acid
3) lysine
4) arginine
5) leucine
40. What is the name corresponds to the compound CH3CH(OH)COOH?
1) salicylic acid
2) lactic acid
3) glycolic acid
4) oxalic acid
5) pyruvic acid
41. What product is formed by heating  - hydroxy acids?
1) lactone
2) lactide
3) amide
4) unsaturated acids
5) ester
42. Which of the following compounds when heated forms lactide?
1) 2- hydroxycyclopentanoic acid
2) 2-hydroxy-3-merkaptopropanoic acid
3) 3-amino-2-bromobutanoic acid
4) 2-aminopentanedioic acid
5) 3-hydroxy-2-mercaptopentanoic acid
43. Which of the following compounds when heated forms a lactone?
1) 4-aminopentanoic acid
2) propanetriol-1,2,3
3) 4-hydroxypentanoic acid
4) 2-hydroxypentanedioic acid
5) 3-hydroxypentanoic acid
44. Which of the following compounds when heated forms a lactam?
1) 2-amino-3-phenylpropanoic acid
2) 4-aminopentanoic acid
3) 4-amino-2-methylcyclohexanoic acid
4) 3-aminopentanoic acid
5) 2-hydroxypentanedioic acid
45. Which acid by heating to form a dipeptide?
1) 2-hydroxypropanoic acid
2) 3-hydroxypropanoic acid
3) 4-aminobutanoic acid
4) 3-hydroxy-2-methylpropanoic acid
5) aminoethanoic acid
45. Which statement doesn’t correspond to the structure and properties of the serine (α-amino-βhydroxypropionic acid)?
1) if decarboxylation forms ethanolamine
2) forms an ester
3) relates to α-amino acids
4) forms in the oxidation of 2 - amino - 3 - oxopropanoic acid
5) relates to α-amino acids indispensable
60
46. Which statement doesn’t correspond to the structure and properties of the serine (α-amino-βhydroxypropionic acid)?
1) if decarboxylation forms ethanolamine
2) forms an ester
3) relates to α-amino acids
4) forms in the oxidation of 2 - amino - 3 - oxopropanoic acid
5) refers to the essential α-amino acids
47. What α-amino acid forms an ester with phosphoric acid?
1) valine
2) glycine
3) proline
4) tyrosine
5) phenylalanine
48. Which of the α-amino acid refers to the basic α-aminoacids?
1) tryptophan
2) lysine
3) glutamic acid
4) leucine
5) glycine
49. Which of the α-amino acid refers to the essential α-aminoacids?
1) tryptophan
2) serine
3) proline
4) tyrosine
5) glycine
Section VI. Monosaccharides. Disaccharides. Polysaccharides.
1. How many chiral carbon atoms in glucose?
1) 1
2) 2
3) 3
4) 4
5) 5
2. How number of spatial isomers has ketohexose?
1) 8.
2) 16.
3) 12.
4) 24.
5) 18.
3. What is the stereoisomer of α-anomer of glucose?
1) α-galactose
2) α-fructose
3) β-glucose
4) α-mannose
5) β-ribose
4. Which oxidant transforms aldose into glucaric acid?
1) Copper oxide
2) Bromine water
3) Copper sulfate
4) nitric acid
5) copper hydroxide
5. Which product is formed by oxidation of glucose with bromine water?
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1) Glucaric acid
2) Glikonoic acid
3) Gluconic acid
4) hyaluronic acid
5) glucuronic acid
6. What title corresponds to the formula?
COOH
I O
I OH
HO I
OH
I
OH
1) hyaluronic acid
2) Glucuronic acid
3) Galacturonic acid
4) mannuronic acid
5) pentanoic acid
7. Which monosaccharide in oxo-form corresponds to the structure of the cyclic hemiacetal?
CH2OH
I O
I OH OH OH
HO I I
1) D-galactose
2) D-fructose
3) D-mannose
4) D-glucose
5) D-xylose
8. Which monosaccharide in oxo-form corresponds to the structure of the cyclic hemiacetal?
HO
I
CH2OH
I O
OH
I
OH
I
OH
1) D-mannose
2) D-galactose
3) D-glucose
4) D-fructose
5) D-gluconic acid
9. Which monosaccharide in oxo-form corresponds to the structure of the cyclic hemiacetal?
HOH2C O CH2OH
I
I
OHI
I OH
I
OH
1) α-D-fructofuranose
2) β-D-galactofuranose
3) β-D-fructofuranose
4) β-D-ribofuranose
5) α-D-xylofuranose
10. Which glycosidic bond between monosaccharide residues in amylose is absent compared to
amylopectin?
1) α-1, 4
2) α-1, 2
3) α-1, 6
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4) β - 1, 4
5) β - 1, 3
11. Which monosaccharides form sucrose by condensation?
1) α-D-glucopyranose + α-D-glucopyranose
2) α-D-glucopyranose + β-D-fruktofuranose
3) β-D-galactopyranose + α-D-glucopyranose
4) α-D-glucopyranose + β-D-glucopyranose
5) β-D-glucopyranose + α-D-glucopyranose
12. Which monosaccharides form lactose by condensation?
1) α-D-galactopyranose + α-D-glucopyranose
2) α-D-glucopyranose + β-D-fruktofuranose
3) β-D-galactopyranose + α-D-glucopyranose
4) α-D-glucopyranose + β-D-glucopyranose
5) β-D-glucopyranose + α-D-glucopyranose
13. Which compound is formed by the reaction?

D-fruktofuranoza + ethanol   
1) ethyl-α-D-fructofuranose
2) ethyl-β-D-fructofuranose
3) ethyl-1,3,4,6-tetra-O-ethylfuranozid
4) ethyl-α-D and ethyl-β-D-fructofuranoside
5) 1,3,4,6-tetra-O-ethyl-β-D- fructofuranoside
14. What reagent can be distinguished sucrose from maltose?
1) iodide
2) dimethyl sulfate
3) acetic anhydride
4) nitrous acid
5) Fehling's reagent
15. Which stereoisomer is α-D-glucopyranose to the α-D-mannopyranose?
1) tautomer
2) anomer
3) epimer
4) racemate
5) enantiomer
16. What products are formed by hydrolysis in acidic media of methyl-α-D-glucopyranoside?
1) Methanol and glucose
2) Methylamine and glucose
3) Methanol and methylglycoside
4) Methane acid and glucose
5) methanol and gluconic acid
17. Which disaccharide corresponds to the data that it consists of two residues α-Dglucopyranose linked (1 → 4) - glycosidic bond?
1) Cellobiose
2) Maltose
3) Sucrose
4) Amylose
5) Lactose
18. Which substance is hydrolyzed maltose?
1) Glucose and mannose
2) Glucose and fructose
3) Galactose and glucose
4) Galactose and fructose
5) 2 molecules of glucose
HCl ,. waterless
63
19. Which monosaccharides are formed by the hydrolysis of lactose?
1) 2 molecules of glucose
2) galactose and fructose
3) galactose and glucose
4) glucose and fructose
5) glucose and mannose
20. Which monosaccharides split sucrose by hydrolysis?
1) 2 molecules of glucose
2) Glucose, galactose
3) Glucose, mannose
4) glucose, fructose
5) galactose, mannose
21. What are the components of the disaccharide fragment of the structure of hyaluronic acid?
COOH
CH2OH
O
O
... O
O
OH
O ...
OH
HO
NH-C-CH3
O
1) D-glucuronic acid and N-acetyl-D-glucosamine
2) D-glucuronic acid and N-acetyl-D-galactosamine-6-sulfate
3) D-glucuronic acid and N-acetyl-D-galactosamine-4-sulfate
4) D-galacturonic acid and N-acetyl-D-glucosamine
5) D-glucuronic acid and N-acetyl-D-mannosamine
22. The presence an acid catalyst in anhydrous medium which products are formed by the action
of ethanol on the α-D-galactopyranosyl?
1) ethyl-α-D-galactopyranose
2) ethyl-β-D-galactopyranose
3) ethyl-1,3,4,6-tetra-O-ethylpyranoside
4) ethyl-α-D and ethyl-β-D-galactopyranoside
5) 1,3,4,6-tetra-O-ethyl-β-D-galactopyranoside
23. The substances what groups give a positive reaction of the "silver mirror"?
1) sucrose, fructose, glucose
2) glycerol, glucose, sucrose
3) glucose, glycerol, ethyleneglycol
4) glucose, lactic acid, fructose
5) glucose, formaldehyde, methane acid
1) 1
2) 2
3) 3
4) 4
5) 5
24.The substances which group display double feature?
1) glucose and glycerol
2) fructose and ethanol
3) glucose and acetic acid
4) glucose and palmitic acid
5) formic acid and fructose
1) 1
2) 2
3) 3
4) 4
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5) 5
25. What carbohydrate refers to monosaccharides?
1) maltose
2) sucrose
3) heparin
4) fructose
5) starch
26. What carbohydrate refers to disaccharides?
1) maltose
2) galactose
3) ribose
4) glycogen
5) amylose
27. What monosaccharide refers to the pentose ?
1) fructose
2) deoxyribose
3) glucose
4) galactose
5) mannose
28. What carbohydrate refers to polysaccharides?
1) sucrose
2) galactose
3) maltose
4) amylose
5) lactose
29. What monosaccharide refers to ketohexoses?
1) galactose
2) mannose
3) fuctose
4) ribose
5) glucose
30. What tautomerism characteristic for restoring disaccharides?
1) keto-enol
2) cyclo-oxo
3) amino-imine
4) cyclic form
5) lactam-lactim
31. What compounds are formed in the reduction of monosaccharides?
1) polyols
2) hydroxy acids
3) amino acids
4) glycosides
5) aminosugar
32. Which of the following statements don’t corresponds to properties of lactose?
1) consists of galactose and glucose
2) contains a β (1 → 4) glycosidic bond
3) has reducing properties
4) doesn’t react in the hydrolysis in an acidic medium
5) has the ability to a cyclo-oxo tautomerism
33. What compound is formed in the reduction of D-galactose?
1) sorbitol
65
2) mannitol
3) xylitol
4) dulcitol
5) ribitol
34. What monosaccharide forms sorbitol when restoring
1) ribose
2) glucose
3) xylose
4) galactose
5) mannose
Section VII. Saponifiable and unsaponifiable lipids.
1. What title corresponds to the following compound?
CH2OCO C17H29
CHOCO C15H31
CH2OCO C17H35
1) 1-oleoyl-2-palmitoyl-3-stearoyl glycerol
2) 1-oleoyl-2-stearoyl-3-palmitoyl glycerol
3) 1-oleoyl-2-stearoyl-3-linolenoyl glycerol
4) 1-linolenoyl-2-oleoyl-3-palmitoyl glycerol
5) 1-linolenoyl-2-palmitoyl-3-stearoyl glycerol
2. What title corresponds to the following compound?
CH2OCO
CHOCO
C17H33
C17H33
CH2OCO C15H31
1) 1-linolenoyl-2-palmitoyl-3-stearoyl glycerol
2) 1-oleoyl-2-palmitoyl-3-stearoyl glycerol
3) 1,2-dilinolenoyl-3-palmitoyl glycerol
4) 1,2-dioleoyl-3-palmitoyl glycerol
5) 1,2-dioleoyl-3-stearoyl glycerol
3. Which amino alcohol contains phosphatidylethanolamine?
1) serine
2) choline
3) taurine
4) holamin
5) propanolamine
4. What is the name complex saponifiable lipid formed by phosphatidic acid and cholamin?
1) Phospholipids
2) Phosphatidylcholines
3) Phosphatidylethanolamines
4) Phosphatidylserines
5) Triacylglycerols
5. What is the structure of the amino alcohol, which is part of phosphatidylcholine?
1) СН3СН(ОН)NН2
2) НОСН2-СН2NН2
3) НОСН2-СН2N(СН3)2
66
4) НОСН2-СН2N+(СН3)3
5) НОСН2-СН2NН(СН3)
6. What is the structure of the amino alcohol, which is part of phosphatidylserine:
1) НОСН2-СН(NН2)-СООН
2) НОСН2-СН2N+(СН3)3
3) НОСН2-СН2NН(СН3)
4) НОСН2-СН2N(СН3)2
5) СН3СН(ОН)NН2
7. Which compound cholic acid interact to form glycocholic acid?
1) CH3 COOH
2) CH2(NH2)COOH
3) CH3 CH (NH2) COOH
4) CH2 (NH2) CH2COOH
5) CH2(OH)CH(OH)CH2OH
8. Which compound cholic acid interact to form taurocholic acid?
1) CH2(SH)CH(NH2)COOH
2) HO3S – CH2 – CH2 –NH2
3) NH2 – CH2 – COOH
4) CH3 – C(O) – SKoA
5) HO3SCH2COOH
9. Which reagent can be distinguished from tripalmitin to triolein?
1) Copper hydroxide (II)
2) iron chloride (III)
3) Trommer’s reagent
4) Fehling's reagent
5) bromine water
10. Which of the following compounds are formed by acid hydrolysis of triacylglycerol?
CH2OCO
C17H35
CHOCO C17H29
CH2OCO
C17H31
1) Oleic, linoleic, stearic acid
2) Stearic, linoleic, linolenic acid
3) Sodium oleate, sodium stearate, sodium palmitate
4) Oleic acid, stearic acid, palmitic acid
5) Sodium stearate, sodium linolenoate, sodium linoleate
11. Which of the following compounds are formed by the saponification reaction of
triacylglycerol?
CH2OCO C17H33
CHOCO C15H31
CH2OCO C17H35
1) Sodium stearate, sodium linolenoate, sodium linoleate
2) Oleic acid, palmitic acid, stearic acid
3) Sodium oleate, sodium palmitate, sodium stearate
4) Stearic, linoleic, linolenic acid
5) Stearic, oleic, linoleic acid
12. What is the name product reaction L-phosphatidovic acid +choline →?
1) phosphatidylethanolamine
2) phosphatidylserine
67
3) holamincefalin
4) serincefalin
5) lecithin
13. Which of the following compounds are formed by acid hydrolysis of triacylglycerol?
CH2OCO C17H33
CHOCO C15H31
CH2OCO C17H35
1) oleic acid, palmitic acid, stearic acid
2) sodium palmitate, sodium oleate, sodium stearate
3) sodium oleate, sodium palmitate, sodium stearate
4) oleic acid, stearic acid, arachidonic acid
5) oleic, linoleic, stearic acid
14. What type of a mechanism and the final product of the reaction of interaction of cholic acid
with taurine?
1) ester, SN
2) ether, AN
3) ester, SE
4) amide, SE
5) amide, SN
15. What bonds is hydrolyzed in phosphatidylethanolamine?
O
CH2O C C17H35
O
CH2O C C17H33
O
CH2O P OCH2CH2NH2
OH
1) Amide bond
2) Peptide bond
3) Glycosidic bond
4) ester bond
5) Ether bond
16. What bond is undergoes hydrolysis in acid glycocholic?
OH
CH3
CO NH
CH3
CH2
COOH
HO
OH
1) amide bond
2) hydrogen bond
3) glycosidic bond
4) ester bond
5) ether bond
17. Which of the compounds corresponds to the name of 1-oleoyl-2-palmitoyl-3stearoilglycerol?
1)
2)
3)
68
CH2OCO
CHOCO
C17H33
C17H35
CH2OCO C15H31
4)
CH2OCO
CH2OCO
CHOCO
CH2OCO
C17H35
C15H31
C17H35
CH2OCO
C17H35
CHOCO
C15H31
CH2OCO
C17H31
5)
C17H35
CH2OCO C17H33
CHOCO C17H29
CHOCO C15H31
CH2OCO
CH2OCO C17H35
C17H31
18. Which of the following lipids consistency is solid?
1) triolein
2) dilinoleostearin
3) dioleopalmitin
4) oleodipalmitin
5) trilinolein
19. Which of the following lipids consistency is liquid?
1) tripalmitin
2) dipalmitostearin
3) oleopalmitostearin
4) oleodipalmitin
5) triolein
20. Which of the following will be of higher fatty acids will be essential?
1) C5 H11 COOH
2) C17 H33 COOH
3) C17 H35 COOH
4) C15 H31 COOH
5) C17 H31 COOH
21. Which of the higher fatty acids will be essential?
1) stearic acid
2) palmitic acid
3) linolenic acid
4) citric acid
5) cholic acid
22. Which statement is true with respect to the linolenic acid?
1) in the hydrocarbon radical there are three π-connection
2) in the hydrocarbon radical contains 18 carbon atoms
3) with respect to the double bond of the hydrogen atoms are trans location
4) in a hydrocarbon radical has π, π-conjugated system
5) the fragment of saturated hydrocarbon radicalis is in a zigzag conformation
1) 1,2,5
2) 2.3
3) 1,3,5
4) 1.3
5) 1,2,3,4
23. Which statement about the properties and structure of 1-oleoyl-2-palmitoyl-3-stearoilglycerol
is incorrect?
1) is hydrolyzed in acidic and alkaline medium
2) reacts in the reaction of hydrogenation
3) contains the essential fatty acids
4) reacts with bromine water
5) refers to simple saponifiable lipids
69
24. Which statement about the structure and properties of ergosterol wrong?
CH3 R
CH3
HO
1) isomerizes to vitamin D2
2) discolour bromine water
3) is a primary alcohol
4) refers to the unsaponifiable lipids
5) forms an ester by reacting with acetic anhydride
25. What compound has the structure of a steroid?
1) cholic acid
2) glikaric acid
3) stearic acid
4) hyaluronic acid
5) palmitic acid
26. Which statement is true regarding the structure and properties of cholesterol?
CH3 R
CH3
HO
1) refers to the saponifiable lipids
2) discolour bromine water
3) forms of vitamin D2
4) is a tertiary alcohol
5) is hydrolyzed in acidic and alkaline medium
Section VIII. Biologically important heterocyclic compounds.
1. What the name of compounds which have the following structure?
O
H
N
O
N
HOH2C O
I
I I
OH OH
1) guanosine
2) adenosine
3) thymidine
4) cytosine
5) uridine
2. What is title corresponds to the following compound?
70
O
H
N
N
H2N
N
N
HOH2C O
I
I I
OH OH
1) hypoxanthine
2) guanosine
3) thymidine
4) adenosine
5) cytosine
3. Which derivatives of nucleotide bases are adenine and guanine?
1) isoquinoline
2) piperidine
3) quinoline
4) purine
5) indole
4. What are condensed nuclei formed purine?
1) pyrimidine and imidazole
2) pyrimidine and pyrazine
3) imidazole and pyrazine
4) two benzene molecules
5) pyridine and pyrrole
5. Which vitamins belong to nicotinamide?
1) B1
2) B2
3) B3
4) В12
5) F
6. What the name of compounds formed from uracil and β-D-ribofuranose?
1) uridine
2) adenosine
3) thymidine
4) cytidine
5) guanosine
7. What is the bond formed by the phosphorylation of GDF (guanozine-5’-diphosphate)?
1) Amide
2) Anhydrite
3) N-glycosidic
4) O-glycosidic
5) ester
8. Which type of bond forms during the interaction of uridine with phosphoric acid?
1) amide
2) Anhydrite
3) N-glycosidic
4) O-glycosidic
5) ester
9. Which type od bond forms during the interaction uracil with D - ribose?
1) amide
2) Anhydrite
71
3) N-glycosidic
4) ester
5) O-glycosidic
10. What product is formed in the hydrogenation of pyridine?
1) pyrrolidine
2) pyrimidine
3) piperidine
4) pyrroline
5) pyrrole
11. What mechanism of nitration of pyridine?
1) SN
2) SR
3) SE
4) AN
5) AE
12. What is the product formed by the reaction: β-methylpyridine + [O] →
1) pyridine-2-carboxylic acid
2) N-methylpyridinium hydroxide
3) β-hydroxypyridine
4) Nicotinic acid
5) Isonicotinic acid
13. What products are formed by complete hydrolysis of thymidylic acid in acidic medium?
O
H
N
OH
O P
OH
O
CH3
N
OH2C O
I
I
OH
1) Thymine, 2-deoxy--D-ribofuranosyl, phosphoric acid
2) Thymine, -D-ribofuranosyl, phosphoric acid
3) Timidinmonophosphate, phosphoric acid
4) Thymine, 2-deoxy-D-ribofuranosyl
5) Timidinmonophosphate
14. What is the product formed by the reaction:
Pyridine + sulfuric acid →?
1) pyridine-2-sulfonic acid
2) pyridine-3-sulfonic acid
3) pyridine-4-sulfonic acid
4) pyridine-2 ,4-disulfonic acid
5) pyridine-3 ,4-disulfonic acid
15. Which mechanism reaction occurs sulfonation of pyridine and in which position shall sulfo
group?
1) SE, β-position
2) SE, α-position
3) SE, γ-position
4) SN, α-position
5) SN, β-position
16. What products are formed by the following reaction
72
 ?
Uridine + H+, HOH  
1) Uridylic acid
2) Uridine mono phosphate
3) deoxyribose
4) uracil, ribose
5) uracil, deoxyribose
17. Which product is formed by the following reaction: Pyridine + HCl →?
1) 2-chloropyridine
2) 3-chloropyridine
3) methylpyridinium chloride
4) pyridinium chloride
5) γ-chloropyridine
18. Imidazole in the form derivatives of widely distributed in the animal and plant world
(vitamin B12). Why even strong oxidants (nitric and chromic acid, alkaline solution of potassium
permanganate) hardly oxidized imidazole ring?
1) The molecule has a fragile structure
2) The molecule has unsaturated structure
3) Molecule has an asymmetrical structure
4) Molecule has an aromatic character
5) The molecule does not possess reactivity
19. Inflammatory processes in gout in the joints caused by deposition of monosodium salt of uric
acid. Which tautomeric form uric acid participates in the formation of the sodium salt?
1) lactam
2) imine
3) cyclic
4) enol
5) chain
20. After heating the compound in the presence of a mineral acid were obtained phosphoric acid,
deoxyribose, and guanine, in the ratio of 1:1:1. What the name of this compound?
1) deoxyguanosine monophosphate
2) guanosine monophosphate
3) deoxyguanosine
4) guanosine
5) guanine
hydrolisis
21. Which product is formed by reacting: pyrrole + 2 [H] →
1) pyrrolidine
2) pyridine
3) pyrroline
4) pyrimidine
5) piperidine
22. Which product is formed by reacting: pyrrole 4 + [H] →
1) pyrrolidine
2) pyridine
3) pyrroline
4) pyrimidine
5) piperidine
23. Which product is formed by reaction of pyridine-6 + [H] →
1) pyrrolidine
2) pyrimidine
3) piperidine
4) pyrroline
73
5) pyrrole
24. Derivative of any of these compounds is nicotinic acid?
1) pyran
2) pyridine
3) butyric acid
4) pyrimidine
5) pyrazole
25. What compound refers to a condensed heterocycle?
1) purine
2) pyran
3) pyrazole
4) imidazole
5) pyrrolidine
26. What is the reaction product of: sulfuric acid + pyridine →?
1) pyridin-2-sulfonic acid
2) pyridine-3-sulfonic acid
3)-pyridin-4-sulfonic acid
4) pyridin-2,4-disulfonic acid
5)-pyridin-3,4-disulfonic acid
27. Which of the following statements isn’t consistent with the structure and properties of
thymine:
O
H
N
CH3
O
N
H
1) is formed by hydrolysis of thymidine
2) is a derivative of pyrimidine
3) capable of lactam-lactim tautomerism
4) is hydrolyzed in an acidic medium
5) is included in the nucleotide composition of DNA fragments
28. What is the mechanism of iodination of pyrrole?
1) SN
2) SR
3) SE
4) AN
5) AE
29. In which of the above combinations there is not match between the name of the heterocycle
and the structural formula?
N
I
H
N
I
H
N
H
1)
2)
3) O
4) S
5)
pyrrole
pyrroline
furan
thiophene piperidine
30. What compound is amphoteric compound?
1) pyridine
2) pyrimidine
3) pyrazole
4) pyrrole
5) thiazole
74
Safety instructions
1. How in the laboratory kept sliced pieces of sodium?
1) Under a layer of paraffin and liquid paraffin
2) Under water
3) The water layer of sulfuric acid and naphthalene
4) Under a layer of liquid ammonia and castor oil
5) Under a layer of ethylene dichloride and camphor oil
2. In industrial hygiene chemicals characterized by the values of maximum permissible
concentration (MPC) of hazardous substances in workplace air. Which means that the MPC of
(formaldehyde) = 0.5 mg/m3, hazard class - 2.
1) extremely dangerous substances
2) moderately dangerous substances
3) high-risk substances
4) is almost not dangerous
5) low-hazard substances
3. What first aid measures must be taken as burns strong acids?
1) Immediately wash with water, 1% solution of sodium bicarbonate (baking soda), and
then to put a compress soaked in this solution
2) Do nothing, sit and wait for the ambulance care
3) Immediately induce vomiting with a weak solution of potassium permanganate
4) Immediately wash with water, apply a compress soaked in 1% acetic acid solution
5) Immediately lubricate the affected area with an alcoholic solution of iodine
4. If the bleeding does not stop immediately, then apply a piece of haemostatic wool. How it can
be made in the lab?
1) Hygroscopic cotton wool soaked 10% solution of ferric chloride (III), or 3% hydrogen
peroxide solution
2) Hygroscopic cotton wool soaked a 10% solution of potassium permanganate or 3%
solution of ammonia
3) Soaked bandage a 10% solution of ethyl alcohol
4) Soaking hygroscopic cotton 10% solution of glycerol or 3% solution of ammonia
5) Soaked bandage a 10% solution of boric acid
5. In case of poisoning what compounds are used as antidotes - mercapto compound (unitiol,
dimercaptosuccinic acid, etc.)?
1) Poisoning with calcium compounds, alkaline earth metals
2) Poisoning arsenic, heavy metals
3) Poisoning with sodium compounds, alkali metals
4) poisoning Bromine, halides
5) alkaloid poisoning
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