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Chemistry Ch.2 Review For Test
Test Description: Review game for test
Instructions: Answer all questions to get your test result.
1) What is a process in which substances are changed into different substances?
A
physical change
B
chemical reaction
C
homogeneous mixture
D
compound
2) What type of mixture has a uniform composition?
A
heterogeneous
B
homogenous
C
element
D
compound
3) What is the amount of matter an object contains?
A
volume
B
mass
C
none of the above
D
density
4) This is an example of an extensive property.
A
pressure
B
hardness
C
temperature
D
mass
5) A vapor is which state of matter?
A
solid
B
liquid
C
gas
D
none of the above
6) Which of the following does NOT involve a physical change?
A
melting
B
decomposing
C
mixing
D
grinding
7) Which of the following is an example of a physical change?
A
evaporation
B
none of the above
C
corrosion
D
explosion
8) Which of the following is an example of a homogeneous mixture?
A
salt water
B
soil
C
sand and water
D
beef stew
9) Which state of matter is characterized by having an indefinite shape, but a definite volume?
A
solid
B
none of the above
C
liquid
D
gas
10) Which of the following CANNOT be classified as a substance?
A
air
B
table salt
C
gold
D
nitrogen
11) Which state of matter is characterized by having a definite shape and a definite volume?
A
solid
B
gas
C
none of the above
D
liquid
12) Which of the following is a heterogenous mixture?
A
air
B
milk
C
vinegar in water
D
oil and vinegar
13) Separating a solid from a liquid by evaporating the liquid is called _________.
A
solution
B
distillation
C
condensation
D
filtration
14) Which of the following items is NOT a compound?
A
baking soda
B
sucrose (sugar)
C
table salt
D
salad dressing
15) Which state of matter expands when heated and is easy to compress?
A
gas
B
solid
C
liquid
D
none of the above
16) What is a substance that cannot be changed into simpler substances by chemical means?
A
compound
B
none of the above
C
element
D
mixture
17) What must occur for a change to be a chemical reaction?
A
There must be a change in chemical properties.
B
The change must involve a change in volume.
C
There must be a change in physical properties.
D
The change must involve a change in mass.
18) Which of the following is a chemical property?
A
ability to react with oxygen
B
color
C
hardness
D
freezing point
19) What do chemical symbols and formulas represent?
A
elements and compounds
B
compounds and mixtures
C
elements and ions
D
atoms and mixtures
20) Which of the following materials is a substance?
A
gasoline
B
iron
C
stainless steel
D
air
*select an answer for all questions
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