Name: _____________________________________ Date: _______________ Period: _______________
The Chemistry 1A final will take place on Monday and Tuesday January 26 and 27, 2016
Chapter 1:
1. What is the difference between organic and inorganic chemistry?
2.
List the steps of the scientific method in order.
3.
What is a hypothesis?
4.
What are the 5 branches of chemistry and what does each do?
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
Banana rotting
Fireworks
Glue gun melting a glue stick
Bracelet turns your wrist green
Water evaporating
Crushing salt
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 ____
Chemistry IA Final Exam
Name: _____________________________________ Date: _______________ Period: _______________
4.
Perform the following operations expressing the answer with the correct number of significant figures.
1.) 1.35 x 2.467 = _________________
3.) 0.021 x 3.2 x 100.1 = _____________
2.) 1,035 ÷ 42 = ___________________
4.) 150 ÷ 4 = _____________________
5.
What is the equation for density? Mass? Volume?
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. What are the SI units for mass? For volume? For temperature? For distance (length)?
2.
Use dimensional analysis to convert 57 grams to units of kilograms.
3.
Use dimensional analysis to convert 7 hectoliters to units of milliliters.
4.
Use dimensional analysis to convert 117 decimeters to units of meters.
5.
Use dimensional analysis to convert 9 dekagrams to units of centigrams.
Chapter 5:
1. ____________ and _______________ are located in the nucleus; ______________ surround the nucleus.
2.
_______________ discovered the electron in the cathode ray experiment.
3.
Rutherford discovered the ___________________ in the gold-foil experiment.
4.
Rutherford concluded that the _______________ makes up most of the mass of the atom.
5.
______________ proposed the idea that everything is made up of small particles and coined the term “the atom.
6.
Thompson’s model of the atom is called ___________________________________ model.
7.
Bohr stated that electrons move in ____________________________________.
8.
____________________________________ model of the atom is the accepted model of the atom today.
9.
Complete the table below:
Particle
Charge
Protons
Electrons
Neutrons
Chemistry IA Final Exam
Name: _____________________________________ Date: _______________ Period: _______________
10. Complete the table below:
Element / Ion
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.
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 6:
1. Nomenclature. Complete the tables below:
Formula
Ionic or Covalent
1.
NaBr
2.
Mn(OH)5
3.
S2Br6
4.
Na2(CO3)
1.
initrogen trioxide
2.
Nitrogen
3.
Lithium acetate
4.
Phosphorus trifluoride
5.
Vanadium (V) oxide
Name
2.
A covalent bond is formed between a _________________ and a ___________________.
3.
An ionic bond is formed between a ___________________ and a ___________________.
4.
What is an ion?
5.
A(n) ________________ has a negative charge; a(n) _____________________ has a positive charge. Metals form
_____________________ charges and nonmetals form _________________________ charges.
6.
List the 7 diatomic elements. What does it mean to be a diatomic??
Chapter 8:
1. What is the law of conservation of mass?
2.
What are the signs of a chemical reaction?
Chemistry IA Final Exam
Name: _____________________________________ Date: _______________ Period: _______________
3.
What does the symbol (aq) indicate? ______________________________________
4.
What type of reaction has this general formula? AX  A + X
5.
What type of reaction has this general formula? AX + BY  AY + BX
6.
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”?
7.
Complete the table below.
Balance the Reaction
Classify the Reaction
___Al(OH)3 + ___Fe2SO3  ___ Al2(SO3)3 + ___ FeOH
___HgO 
___Al +
8.
___O2
___Fe2O3  ___ Al2O3 +
___C2H5OH +
___H2 +
___Hg +
___O2 
___N2 
___ Fe
___H2O + ___CO2
___NH3
What type of a reaction is an acid-base neutralization? How do you balance these reactions?
Chapter 7/9:
1. How does the mole and avogardro’s number relate to one another? How about a mole and the molar mass??
2.
Determine the molar mass of the following:
Mn(OH)5
Fe(NO3)2
3.
Convert 7.8 grams of CO to moles of CO.
4.
Convert 16.9 moles of KCl to grams.
5.
Convert 7.8 x 1056 atoms of HgO to moles of HgO.
6.
Convert 9.8 x 107 atoms of AgNO3 to grams of AgNO3
7.
Convert 89.6 grams of Fe to atoms of Fe.
8.
Given the reaction below, how many moles of Mg are needed to react with 13.78 moles of H(NO 3)?
____ Mg + ____ H(NO3)  ____ Mg(NO3)2 + ____ H2
9.
Given the reaction below, how many atoms of ammonia are produced from 7 moles of N2?
____ H2 + ____ N2  ____ NH3
10. Give the reaction below, how many grams of nitrogen gas are needed to react with 1.89 grams of hydrogen gas?
____ H2 + ____ N2  ____ NH3
Chemistry IA Final Exam