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Unit 2: Matter Test Review

Total questions: 90

Worksheet time: 8hrs 30mins

Name
Class
Date
1.
Burning wood to ash is an example of a:
a)
Physical change
b)
Chemical change
2.

Which of the following is not evidence that a chemical reaction has occurred?

a)

Sound is given off

b)

Gas bubbles escape

c)

The shape of the object changes

d)

The temperature changes

3.
A sample of a substance has a mass of 7.3 g and a volume of 2.8 cm3. What is the objects density?
a)
2.61 g/cm3
b)
10.1 g/cm3
c)
0.38 g/cm3
d)
20.44 g/cm3
4.

How many chlorine (Cl) atoms are in CaCl2?

a)

2

b)

4

c)

1

d)

3

5.

How many oxygen (0) atoms are in Al(NO3)3?

a)

13

b)

9

c)

15

d)

6

6.

State of matter that has no definite shape and no definite volume

a)

Gas

b)

Liquid

c)

Solid

7.

State of matter that has a definite shape and a definite volume.

a)

Gas

b)

Liquid

c)

Solid

8.

State of matter that has no definite shape, but has a definite volume

a)

Gas

b)

Liquid

c)

Solid

9.

Particles are closest together in a

a)

Solid

b)

Liquid

c)

Gas

10.
In a solid, the particles
a)
vibrate in place
b)
slide past one another
c)
overcome the strong attraction
11.

A solid that forms when 2 liquid solutions are combined is a

a)

Sublimate

b)

Precipitate

c)

Product

d)

Filtrate

12.
Which of the following DOES NOT indicate a chemical change/reaction is occurring?
a)
Color Change
b)
Formation of a Precipitate
c)
Formation of gas/bubbles
d)
State of matter change
13.
Physical or Chemical Change?  Baking a cake.
a)
Chemical Change
b)
Physical Change
14.
Physical or Chemical Change?  Logs burning in a campfire.
a)
Physical Change
b)
Chemical Change
15.
Sugar dissolving in tea
a)
Physical Change
b)
Chemical Change
16.
Water freezing
a)
Physical Change
b)
Chemical Change
17.
Frying an egg
a)
Physical Change
b)
Chemical Change
18.
What happens in ALL chemical changes?
a)
Change in state of matter
b)
A new substance is formed
c)
Bubbles are produced
d)
An explosion
19.
Is copper tarnishing a physical or chemical change?
a)
Physical 
b)
Chemical
20.
Is sharpening a pencil a physical or chemical change?
a)
Physical 
b)
Chemical
21.

Which of the following is a reactant

a)

CH4

b)

H2O

c)

CO2

d)

2 H2O

22.

Which of the following is not true about chemical reactions?

a)

the reactants and products contain the same types of atoms

b)

the reactants and products have different properties

c)

the reactants and products are the same substances

d)

the reactants and products are different substances

23.

Type of matter that is made from 2 or more different types of atoms that are chemically combined.

a)

element

b)

compound

c)

heterogeneous mixture

d)

homogeneous mixture

24.

Type of matter that is made from 1 type of atom.

a)

element

b)

compound

c)

heterogeneous mixture

d)

homogeneous mixture

25.

Ba

a)

Compound

b)

Element

c)

Mixture

26.

KCl2

a)

Compound

b)

Element

c)

Mixture

27.

Which of the following is not a compound?

a)

HCl

b)

Cl2

c)

NaCl

d)

CO2

28.

What cannot be broken down into other substances by physical or chemical methods?

a)

Compound

b)

Mixture

c)

Solids

d)

Element

29.

Cr + Mn + Ni

a)

Compound

b)

Element

c)

Mixture

30.

Determine whether each material below is a pure substance- element, pure substance- compound, a homogeneous mixture, or a heterogeneous mixture.

brass

a)

pure substance, element

b)

pure substance, compound

c)

homogeneous mixture

d)

heterogeneous mixture

31.

Determine whether each material below is a pure substance- element, pure substance- compound, a homogeneous mixture, or a heterogeneous mixture.

raisin bran cereal

a)

pure substance, element

b)

pure substance, compound

c)

homogeneous mixture

d)

heterogeneous mixture

32.

Determine whether each material below is a pure substance- element, pure substance- compound, a homogeneous mixture, or a heterogeneous mixture.

Au

a)

pure substance, element

b)

pure substance, compound

c)

homogeneous mixture

d)

heterogeneous mixture

33.

Determine whether each material below is a pure substance- element, pure substance- compound, a homogeneous mixture, or a heterogeneous mixture.

C2H2

a)

pure substance, element

b)

pure substance, compound

c)

homogeneous mixture

d)

heterogeneous mixture

34.

Determine whether each material below is a pure substance- element, pure substance- compound, a homogeneous mixture, or a heterogeneous mix

salt water

a)

pure substance, element

b)

pure substance, compound

c)

homogeneous mixture

d)

heterogeneous mixture

35.

Matter that can be separated using physical methods.

a)

Pure Substance

b)

Mixture

36.

Matter that has a fixed composition and definite properties.

a)

Pure Substance

b)

Mixture

37.

Matter made of 2 or more pure substances that are not chemically combined.

a)

Pure Substance

b)

Mixture

38.

Can see the different components of the mixture.

a)

heterogeneous mixture

b)

homogeneous mixture

39.

Acetylene is burned in welding torches according to the following chemical reaction:

2 C2H2 + 5 O2 → 4 C02 + 2 H2O

How many oxygen (O) molecules are involved in the reaction?

a)

2

b)

5

c)

4

d)

10

40.

Acetylene is burned in welding torches according to the following chemical reaction:

2 C2H2 + 5 O2 → 4 CO2 + 2 H2O

How many oxygen (O) atoms are found in the reactants?

a)

10

b)

5

c)

8

d)

2

41.
Put the liquids in order from most dense to least dense?
a)
4, 3, 2, 1
b)
1, 2, 3, 4
c)
3, 4, 2, 1, 
d)
4, 3, 1, 2
42.
Volume is ...
a)
Mass/Volume
b)
The amount of matter in an object.
c)
The amount of space an object occupies.
d)
Anything that has mass and occupies space.
43.

Blood

a)

Heterogeneous

b)

Homogeneous

44.

Jello

a)

Heterogeneous

b)

Homogeneous

45.

Air

a)

Heterogeneous

b)

Homogeneous

46.

Can only be broken down,or separated, by chemical means.

a)

element

b)

mixture

c)

compound

47.
Gas molecules can easily be compressed  because ___________. 
a)
gas molecules are soft
b)
gas molecules are far apart
c)
gas molecules follow the shape of the container
d)
gas molecules are in constant random motion
48.
Which one of the following is the name for separation technique in the picture below
a)
distillation
b)
seiving
c)
evaporation
d)
decanting
49.
A change that occurs without changing the chemical makeup is a
a)
Chemical Change 
b)
Color change 
c)
Physical Change
d)
Substance Change 
50.
Adding baking soda and vinegar together and it fizzes and creates carbon dioxide.
a)
Chemical
b)
Physical
51.
Which is a physical change?
a)
burning match 
b)
vinegar in baking soda 
c)
melting butter
d)
cooking an egg
52.
Which of the following is NOT an example of a physical change?
a)
crumpled paper
b)
pencil sharpening
c)
shrunken clothing
d)
sour milk
53.
Something that takes up space and has mass.
a)
volume
b)
matter
c)
mass
d)
density
54.
You can measure ______ with grams.
a)
mass
b)
volume
c)
conductivity
d)
melting point
55.
A measure of how much mass is contained in a given unit of volume.
a)
mass
b)
density
c)
volume
d)
matter
56.
Iron + oxygen = rust is an example of a ___________.
a)
physical property/change
b)
chemical property/change
c)
mass
d)
volume
57.
Matter is classified into two main groups known as_______.
a)
solids and fluids
b)
pure substances and mixtures
c)
homogeneous and heterogeneous
d)
elements and compounds
58.

Select the physical property illustrated by the following observation:

The Kool-Aid granules dissolved in water.

a)

solubility

b)

clarity

c)

luster

d)

state of matter

59.

Select the physical property illustrated by the following observation:

The powder was dull.

a)

solubility

b)

clarity

c)

luster

d)

state of matter

60.

Select the physical property illustrated by the following observation:

The liquid was clear.

a)

solubility

b)

clarity

c)

luster

d)

state of matter

61.

A molecule could be described as

a)

two or more different types of atoms chemically bonded together

b)

two or more atoms chemically bonded together

c)

two or more different types of atoms that are physically combined

d)

two or more atoms that are physically combined

62.

Br2 is a(n)

a)

element

b)

compound

c)

molecule

d)

mixture

63.

Na2SO4 is a(n)

a)

element

b)

compound

c)

molecule

d)

mixture

64.

Brass and bronze are alloys, a type of

a)

element

b)

compound

c)

heterogeneous mixture

d)

homogeneous mixture

65.

Which of the following substances ins NOT matter?

a)

air

b)

light

c)

water vapor

d)

smoke

66.
An object should float in a liquid if it is 
a)
Denser than the liquid 
b)
Less dense than the liquid
c)
Lighter than metal
d)
 Shaped like a ball 
67.
A diamond has a mass of 1.2 g.  If diamond has a density of 3.51 g/mL, what is the volume of the diamond.
a)
0.34 mL
b)
2.9 g/mL
c)
2.3 mL
d)
4.2 mL
68.
The density of this material is 2 g/cm3.
There are 24 cm3  Find the total mass.
a)
12 grams
b)
48 grams
c)
12 g/cm3
d)
48 g/cm3
69.
5. What is it called when a solid turns directly into a gas?
a)

Sublimation

b)

Condensation

c)

vaporization

d)

Deposition

70.
2. A change of state from a liquid to a solid is called....
a)

Melting

b)

Freezing

c)

Vaporization

d)

Sublimation

71.
Change from Gas to Solid is called........
a)

Sublimation

b)

Deposition

c)

Melting

d)

Condensation

72.
Change from gas to liquid...
a)

condensation

b)

vaporization

c)

freezing

d)

melting

73.
change from liquid to gas is called....
a)

melting

b)

vaporization

c)

condensation

d)

sublimation

74.
What happens to particles when they are heated?
a)
They speed up and spread out
b)
They slow down and compress
c)
They stop moving
d)
They move closer together and speed up
75.
Melting is ...
a)
liquid to solid
b)
solid to liquid
c)
solid to gas
d)
gas to liquid
76.

The change of one state of matter to another is called

a)

Osmosis

b)

Phase Change

c)

Matter

d)

Energy

77.

A phase change is a chemical or physical change?

a)

Physical

b)

Chemical

78.

Which of the following phase changes are endothermic?

a)

melting

b)

freezing

c)

vaporization

d)

condensation

e)

sublimation

79.

Which of the following phase changes are exothermic?

a)

deposition

b)

freezing

c)

vaporization

d)

condensation

e)

sublimation

80.

In an _____________ process, heat is released into the surroundings.

a)

endothermic

b)

exothermic

81.

In an _____________ process, heat is absorbed from the surroundings.

a)

endothermic

b)

exothermic

82.

In an _____________ process, the particles of the substance speed up and spread out.

a)

endothermic

b)

exothermic

83.

In an _____________ process, the particles of the substance slow down and move closer together.

a)

endothermic

b)

exothermic

84.

How many oxygen (0) atoms are in 3 Al(NO3)3?

a)

13

b)

9

c)

27

d)

6

85.

How many Ca3(PO4)2 molecules are found in the chemical equation below?

Ca3(PO4)2 + 4 H3PO4 → 3 Ca(H2PO4)2

a)

1

b)

2

c)

3

d)

4

86.

How many Ca(H2PO4)2 molecules are found in the chemical equation below?

Ca3(PO4)2 + 4 H3PO4 → 3 Ca(H2PO4)2

a)

1

b)

2

c)

3

d)

4

87.

How many Oxygen (O) atoms are found in the products?

Ca3(PO4)2 + 4 H3PO4 → 3 Ca(H2PO4)2

a)

12

b)

8

c)

4

d)

24

88.

How many Hydrogen (H) atoms are found in the reactants?

Ca3(PO4)2 + 4 H3PO4 → 3 Ca(H2PO4)2

a)

12

b)

3

c)

4

d)

7

89.

How many Calcium (Ca) atoms are found in the reactants?

Ca3(PO4)2 + 4 H3PO4 → 3 Ca(H2PO4)2

a)

1

b)

3

c)

4

d)

2

90.

How many Calcium (Ca) atoms are found in the products?

Ca3(PO4)2 + 4 H3PO4 → 3 Ca(H2PO4)2

a)

1

b)

3

c)

6

d)

2

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