Chemistry 1A Final Exam Review

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Name: _______________________________________________ Period: ________________________
Chapter 1:
1.
2.
3.
What is the difference between organic and inorganic chemistry?
List the steps of the scientific method in order.
What is a hypothesis?
Chapter 2:
1. The state of matter that has a definite shape and a definite volume:
2. The state of matter that is characterized by a definite volume and indefinite shape is:
3. The state of matter that is characterized by an indefinite shape and an indefinite volume is:
4. Differentiate between a physical and chemical change.
5. Circle the physical changes below.
Cutting Hair
Bracelet turns your wrist green
Banana rotting
Water evaporating
Fireworks
Crushing salt
Glue gun melting a glue stick
Burning paper
6. Differentiate between a homogenous mixture and a heterogeneous mixture.
7. Circle all of the homogenous mixtures below:
Milk
Italian Salad Dressing
Sand Water
Blood
Creamy Peanut Butter
Marble
Air
Orange Juice with Pulp
14K gold ring
Blue Gatorade
Chapter 3:
1.
Convert the following into scientific
notation.
1001
60220000
0.00089
0.71
2.
Convert the following into standard
notation.
6.02 x 107
3.0 x 10-3
4.9 x 104
8.7x 10-2
3. Determine the number of significant figures in the following numbers.
1.) 0.002 ____ 2.) 0.0201 ____ 3.) 901 ____ 4.) 501.0 ____ 5.) 9,000 ____ 6.) 9,000. ____
7.) 6,051.00 ____ 8.) 0.00050 ____ 9.) 0.10200 ____ 10.) 10,0001 ____
4. Perform the following operations expressing the answer with the correct number of significant figures.
1.) 1.35 x 2.467 = _________________
2.) 1,035 ÷ 42 = ___________________
3.) 0.021 x 3.2 x 100.1 = _______________
4.) 150 ÷ 4 = _____________________
5. What is the equation for density?
6. Determine the density for a unknown liquid that has a mass of 29.5 grams and a volume of 11.6 ml.
7. Determine the volume of an unknown solid that has a mass of 7.5 grams and a density of 3.94 g/ml.
Chapter 4:
1.
2.
3.
4.
5.
What are the SI units for mass? For volume? For temperature? For distance?
Use dimensional analysis to convert 57 grams to units of kilograms.
Use dimensional analysis to convert 7 hectoliters to units of milliliters.
Use dimensional analysis to convert 117 decimeters to units of meters.
Use dimensional analysis to convert 9 dekagrams to units of centigrams.
Chapter 5:
1.
2.
3.
4.
5.
6.
7.
8.
9.
_______________ and __________________ are located in the nucleus; _________________ surround
the nucleus.
_______________ discovered the electron in the cathode ray experiment.
Rutherford discovered the ___________________ in the gold-foil experiment.
Rutherford concluded that the _______________ makes up most of the mass of the atom.
______________ proposed the idea that everything is made up of small particles and coined the term
“the atom.
Thompson’s model of the atom is called ___________________________________ model.
Bohr stated that electrons move in ____________________________________.
____________________________________ model of the atom is the accepted model of the atom today.
Complete the table below:
Particle
Charge
Protons
Electrons
Neutrons
10. Complete the table below:
Element
Atomic Number
Atomic Mass
Number of
protons
74
Number of
electrons
Number of
neutrons
Fe
O211
Al3+
11. ___________________ are atoms of the same element with the same atomic number but have a different
number of neutrons. Therefore, the atomic mass of these atoms varies.
For questions 12-15, your possible answer choices are: halogens, transition metals, noble gases, alkali
metals, alkaline-earth metals.
12. Group 1 elements belong to the _____________________ group.
13. Group 2 elements belong to the _____________________ group.
14. Group 3-12 elements are _______________metals.
15. Group 17 elements are ______________________.
16. Group 18 elements are ______________________.
Chapter 13:
1.
The set of orbitals that are dumbbell shaped and directed along the x, y, and z axes are called
___________________________.
2. A spherical electron orbital is a(n) ___________ orbital.
3. The specific name for the f orbital is a(n) _____________________.
4. How many electrons can occupy the s orbital? _______________ They must also have
__________ spins.
5. What is the electron configuration for carbon?
6. What is the electron configuration for zinc?
7. What is the noble gas configuration for iron?
8. What is the noble gas configuration for sulfur?
9. Using orbital notation, (arrows to represent electrons) write the electron notation for oxygen.
10. Using orbital notation, (arrows to represent electrons) write the electron notation for Magnesium.
Chapter 14:
1.
2.
3.
4.
5.
6.
Using arrows, draw the trend for ATOMIC RADIUS.
Rank each of the following in order of SMALLEST to LARGEST atomic radius
a. F, K, Br
b. Mg, Na, Cs
c. Os, Ni, Fe
Using arrows, draw the trend for IONIZATION ENERGY.
Rank each of the following in order of SMALLEST to LARGEST ionization energy
a. O, S, Ge
b. C, Pb, F
c. Be, Ba, B
Using arrows, Draw the trend for ELECTRONEGATIVITY.
Rank each of the following in order of SMALLEST to LARGEST electronegativity
a. V, Y, O
b. Na, K, Ne
c. Fr, Ca, Co
Chapter 6:
1.
2.
3.
4.
5.
A covalent bond is formed between a _________________ and a ___________________.
An ionic bond is formed between a ___________________ and a ___________________.
What is an ion?
A(n) ________________ has a negative charge; a(n) _____________________ has a positive charge.
Metals form _____________________ charges and nonmetals form _________________________
charges.
List the 7 diatomic elements (Super 7).
6.
Complete the tables below:
1.
Formula
NaBr
2.
Mn(OH)5
3.
S2Br6
4.
Na2(CO3)
5.
P2O5
1.
Dinitrogen trioxide
2.
Nitrogen
3.
Lithium acetate
4.
Phosphorus trifluoride
5.
Vanadium (V) oxide
Ionic or Covalent
Name
Chapter 8:
1.
2.
3.
4.
5.
6.
7.
What is the law of conservation of mass?
What are the signs of a chemical reaction?
What does the symbol (aq) indicate?
What type of reaction has this general formula? AX  A + X
What type of reaction has this general formula? AX + BY  AY + BX
In a laboratory experiment, two colorless solutions are mixed. The experimenter notices that a yellow
solid has been produced. What is another word that can be used instead of the phrase “a yellow solid has
been produced”?
Complete the table below.
Balance the Reaction
Classify the Reaction
___H2 + ____O2  _____ H2O
___H2O 
___Na +
___HgO 
___Al +
___H2
___O2
___Fe2O3  ___ Al2O3 + ___ Fe
___C2H5OH +
___H2 +
___Hg +
___Na(OH) +
___O2 
___N2 
___H2O + ___CO2
___NH3
Chapter 7/9:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
How do the mole and avogardro’s number relate to one another?
How do the mole and molar mass relate to one another?
Determine the molar mass of Mn(OH)5
Determine the molar mass of Fe(NO3)2
Convert 7.8 grams of CO to moles of CO.
Convert 16.9 moles of KCl to grams.
Convert 5.6 moles of K to atoms of K.
Convert 7.8 x 1056 atoms of HgO to moles of HgO.
Convert 9.8 x 107 atoms of AgNO3 to grams of AgNO3
Convert 89.6 grams of Fe to atoms of Fe.
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