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Chemistry Matter Test Review

Total questions: 50

Worksheet time: 21mins

Name
Class
Date
1.

A physical property that measures mass per unit volume

a)

density

b)

flammability

c)

physical property

d)

element

e)

reactivity

2.

characteristic/trait that can be seen through direct observation of a substance.

a)

mixture

b)

physical property

c)

physical change

d)

chemical property

e)

chemical change

3.

an example of a physical change

a)

flammability

b)

fireworks exploding

c)

rust

d)

melting

4.

has a definite volume but an indefinite shape

a)

solid

b)

liquid

c)

gas

d)

plasma

5.

the ability to burn

a)

physical change

b)

conductivity

c)

elasticity

d)

flammability

e)

reactivity

6.

Anything that has mass and volume.

a)

solid

b)

liquid

c)

gas

d)

matter

e)

mixture

7.

an example of a chemical change

a)

breaking glass

b)

boiling water

c)

stretching copper into wire

d)

rusting

8.

a homogenous mixture

a)

solid

b)

solution

c)

matter

d)

compound

9.

transforms one type of matter into another type of matter

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

10.

a mixture that has the same composition throughout the entire substance

a)

heterogenous mixture

b)

homogenous mixture

c)

pure substance

d)

matter

11.

What is observed when a substance changes into a new substance?

a)

physical property

b)

chemical property

c)

physical change

d)

chemical change

12.

a change to a substance that does NOT change the identity of the substance

a)

physical change

b)

physical property

c)

chemical change

d)

chemical property

13.

used to observe and describe matter

a)

physical property

b)

physical change

c)

chemical property

d)

chemical change

14.

something that will always have the same composition

a)

matter

b)

pure substance

c)

mixture

d)

solution

15.

Matter that has a definite shape and volume

a)

solid

b)

liquid

c)

gas

d)

plasma

16.

A substance chemically combined from two or more different elements.

a)

matter

b)

mixture

c)

compound

d)

pure substance

e)

solution

17.

matter that has an indefinite volume or shape - it takes the shape and volume of its container

a)

solid

b)

liquid

c)

gas

18.

a substance that cannot be broken down into other substances

a)

matter

b)

mixture

c)

element

d)

solid

e)

solution

19.

a mixture that has a visibly different composition throughout the substance

a)

heterogenous mixture

b)

compound

c)

homogeneous mixture

d)

element

20.

These properties of a substance depend on the amount of matter.

a)

extensive properties

b)

intensive properties

21.

These properties of a substance do not depend on the amount of matter.

a)

extensive properties

b)

intensive properties

22.

Boiling point, freezing point, electrical conductivity, and density are examples of _______________________.

a)

extensive properties

b)

intensive properties

23.

Which of the following are extensive properties? (choose all that apply)

a)

density

b)

heat conductivity

c)

mass

d)

volume

24.

The ability of a substance to be beaten or hammered into a thin sheet is which physical property?

a)

ductility

b)

electrical conductivity

c)

heat conductivity

d)

malleability

25.

Classification of matter. If a substance can be separated and is not uniform, the substance is _____________________

a)

a homogeneous mixture

b)

a heterogeneous mixture

c)

a compound

d)

an element

26.

Classification of matter. If a substance can't be separated and can't be decomposed by ordinary chemical means, the substance is _____________________

a)

a homogeneous mixture

b)

a heterogeneous mixture

c)

a compound

d)

an element

27.

A physical blend of 2 or more kinds of matter is considered a ___________.

a)

element

b)

compound

c)

mixture

28.

Which of the following are pure substances? (multiple answers may apply)

a)

compounds

b)

elements

c)

heterogeneous mixtures

d)

solutions

29.
Which of the following is a chemical property?
a)
how something tastes
b)
ability to explode
c)
ability to float in water
d)
size of an object
30.
Iron + oxygen = rust is an example of a ___________.
a)
physical property/change
b)
chemical property/change
c)
mass
d)
volume
31.
An example of a physical property is 
a)
flammability
b)
acidic
c)
color
d)
ability to rust
32.
Which state of matter has particles that are tightly packed?
a)
liquid
b)
gas
c)
solid
33.
The air is a _________. 
a)
element 
b)
mixture 
c)
compound 
d)
energy 
34.
Water is
a)
a pure substance
b)
a mixture
35.
What line segment represents only the solid state?
a)
A-B
b)
B-C
c)
C-D
d)
D-E
36.
Between which points is the temperature of the substance increasing?
a)
A-B only. 
b)
A-B, C-D, E-F
c)
B-C only. 
d)
B-C, D-E
37.
True or false: melting and freezing occur at the same temperature!
a)
True
b)
False
c)
I don't know
38.
What phase change is occurring at line segment B-C if the graph is exothermic?
a)
melting
b)
freezing
c)
boiling
d)
condensation
39.
At point temperature does this substance finish melting?
a)
B
b)
C
c)
D
d)
E
40.
Water exists as a _____________ at 3 mmHg and 50 °C.
a)
solid
b)
liquid
c)
gas
d)
supercritical fluid
41.
Water exists as a _____________ at 700 mmHg and 50 °C.
a)
solid
b)
liquid
c)
gas
d)
supercritical fluid
42.
What phase change(s) may occur at pressures below 4.58 mmHg?
a)
sublimation/deposition
b)
melting/freezing
c)
all phase changes are possible at these pressures
d)
vaporization/condensation
43.
Which statement is true for carbon dioxide at -60 °C?
a)
All three phases are possible.
b)
It can exist as a solid or a gas, depending on pressure.
c)
It is a solid.
d)
With enough pressure it can be melted.
44.
At 10 atm, dry ice is heated from -100 °C to 30 °C.  What changes occur?
a)
freezing, then condensation
b)
melting only
c)
sublimation only
d)
melting, then boiling
45.

At 30'C, which substance has the lowest solubility?

a)

KNO3

b)

KBr

c)

NaCl

d)

Yb2(SO4)3

46.

At which temperature do KBr and KNO3 have the same solubility?

a)

60

b)

55

c)

50

d)

Never

47.

At 80'C, KBr's solubility is:

a)

100

b)

90

c)

80

d)

0

48.

At 10'C, NaNO3's solubility is 80 g/100 g of H2O. Based on this information, what would the solubility be in 50 g of H2O.

a)

40

b)

80

c)

160

d)

16

49.

How could you change a saturated solution to an unsaturated solution?

a)

Add solvent

b)

Add solute

50.

Identify a method to decrease the dissolving rate of a solution:

a)

decrease the temperature

b)

add KE

c)

stir the solution

d)

increase the temperature