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WorksheetsChemistry Mid-Unit 1 Review
Total questions: 84
Worksheet time: 42mins
Name
Class
Date
1.
What type of matter would trail mix be classified as?
a)
heterogeneous mixture
b)
solution
c)
element
d)
compound
2.
Characteristic that can be observed without changing the makeup of the substance.
a)
chemical property
b)
physical property
c)
liquid
d)
condensation
3.
Characteristic that describes how a substance will react to form other substances.
a)
physical property
b)
chemical property
c)
boiling point
d)
homogeneous mixture
4.
Process that does not alter the composition of a substance.
a)
heterogeneous mixture
b)
compound
c)
physical change
d)
chemical change
5.
The change of state from a gas to a liquid.
a)
deposition
b)
liquid
c)
condensation
d)
vaporization
6.
The change of state from a liquid to a solid.
a)
sublimation
b)
freezing
c)
deposition
d)
condensing
7.
The phase change of a solid to a gas.
a)
sublimation
b)
condensation
c)
vaporization
d)
deposition
8.
Temperature at which a solid changes to a liquid.
a)
boiling point
b)
melting point
c)
equilibrium point
d)
freezing point
9.
Contains one kind of atom and is found on the Periodic Table.
a)
compound
b)
mixture
c)
chemical property
d)
element
10.
Two or more different kinds of atoms chemically bonded together.
a)
element
b)
compound
c)
solution
d)
mixture
11.
Two or more substances physically combined so that each retains its identity.
a)
element
b)
compound
c)
molecule
d)
mixture
12.
Two or more substances evenly mixed together and they appear as one substance.
a)
homogeneous mixture (solution)
b)
heterogeneous mixture
c)
element
d)
compound
13.
Two or more substances mixed together and you can see the different parts.
a)
compound
b)
heterogeneous mixture
c)
solution
d)
element
14.
A heterogeneous mixture in which the particles it contains will settle over time.
a)
suspension
b)
colloid
c)
solution
d)
compound
15.
State of matter that has a definite shape and volume; close together and little movement.
a)
gas
b)
plasma
c)
liquid
d)
solid
16.
State of matter that has a definite volume but no definite shape; some movement.
a)
liquid
b)
solid
c)
gas
d)
plasma
17.
State of matter that has no definite volume or shape; particles move fast and are far apart.
a)
gas
b)
plasma
c)
solid
d)
liquid
18.
Smallest particle of matter. Smallest particle of an element
a)
mixture
b)
atom
c)
Jello
d)
Fog
19.
Two or more different kinds of atoms held together by chemical bonds, such as H₂O.
a)
solution
b)
heterogeneous mixture
c)
element
d)
molecule
20.
Heterogeneous Mixture
a)
brass (alloy)
b)
iron
c)
element
d)
granola bar
21.
Homogeneous Mixture
a)
compound
b)
salt water
c)
carbon dioxide
d)
iron
22.
Homogeneous Mixture
a)
steel (alloy)
b)
smoke
c)
solid
d)
water
23.
Element
a)
Carbon Dioxide
b)
Water
c)
Iron
d)
Rust
24.
Element
a)
CO₂
b)
H₂O
c)
O₂
d)
C₆H₁₂O₆
25.
Which of the following is an example of a colloid?
a)
smoke
b)
Mountain Dew
c)
water
d)
oxygen gas
26.
Is this a pure substance or a mixture?
a)
Pure substance
b)
Mixture
27.
Is this a pure substance or a mixture?
a)
Pure substance
b)
Mixture
28.
Is this a pure substance or a mixture?
a)
Pure substance
b)
Mixture
29.
Is this a pure substance or a mixture?
a)
Pure substance
b)
Mixture
30.
Is this an element or a compound?
a)
Element
b)
Compound
31.
Is this a pure substance or a mixture?
a)
Pure substance
b)
Mixture
32.
Is this an element or a compound?
a)
Element
b)
Compound
33.
What type of matter would pizza be classified as?
a)
Element
b)
Compound
c)
Homogeneous mixture
d)
Heterogeneous mixture
34.
What type of matter would oxygen be classified as?
a)
Element
b)
Compound
c)
Homogeneous mixture
d)
Heterogeneous mixture
35.
What type of matter would Kool-aid be classified as?
a)
Element
b)
Compound
c)
Homogeneous mixture
d)
Heterogeneous mixture
36.
What type of matter would carbon dioxide (CO₂) be classified as?
a)
Element
b)
Compound
c)
Homogeneous mixture
d)
Heterogeneous mixture
37.
What type of matter would gold be classified as?
a)
Element
b)
Compound
c)
Homogeneous mixture
d)
Heterogeneous mixture
38.
What type of matter would Italian dressing be classified as?
a)
Element
b)
Compound
c)
Homogeneous mixture
d)
Heterogeneous mixture
39.
What type of matter would coffee be classified as?
a)
Element
b)
Compound
c)
Homogeneous mixture
d)
Heterogeneous mixture
40.
A pure substance that cannot be broken down into simpler substances:
a)
Atom
b)
Element
c)
Compound
d)
Mixture
41.
A chemical combination of 2 or more elements is:
a)
atom
b)
element
c)
compound
d)
mixture
42.
Which choice best defines a mixture?
a)
Two or more elements that are chemically combined in a fixed ratio.
b)
A pure substance that cannot be broken into simpler substances.
c)
The smallest unit that has the characteristics of that element.
d)
A physical combination of two or more substances.
43.
What holds 2 atoms together?
a)
Bond
b)
Gorilla Glue
c)
Scotch Tape
d)
Velcro
44.
The picture shows a(n)...
a)
element
b)
atom
c)
homogeneous mixture
d)
heterogeneous mixture
45.
The picture shows a(n)...
a)
Element
b)
Atom
c)
Mixture-heterogeneous
d)
Mixture-homogeneous
46.
The picture shows a(n)...
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
47.
CO₂
a)
Element
b)
Compound
c)
Mixture of elements
d)
Mixture of compounds and elements
48.
A mixture that has a uniform composition throughout
a)
Heterogeneous
b)
Homogeneous
49.
Two or more atoms bonded together
a)
Element
b)
Compound
c)
Molecule
d)
Mixture
50.
A mixture consisting of visually different substances or phases.
a)
Heterozygous
b)
Homozygous
c)
Heterogeneous
d)
Homogeneous
51.
Saltwater is an example of a(n)
a)
element
b)
compound
c)
homogeneous mixture
d)
mixture of elements
52.
A substance made up of two or more different atoms joined by a chemical bond is known as a
a)
Element
b)
Compound
c)
homogeneous mixture
d)
heterogenous mixture
53.
Elements and compounds are composed of only one thing and therefore can be known as ___________.
a)
pure substances
b)
mixtures
c)
solutions
d)
elements
54.
A combination of two or more substances that can be separated by physical means
a)
Mixtures
b)
Elements
c)
Compounds
d)
Molecules
55.
Which of the following is NOT a pure substance?
a)
Air
b)
Water
c)
Gold
d)
Carbon dioxide
56.
Which of the following is considered a compound?
a)
Perfume
b)
Carbon dioxide
c)
Oxygen
d)
lemonade
57.
Which of the following would be considered an element?
a)
H₂SO₄
b)
CHCO
c)
C₆H₁₂O₆
d)
Na
58.
The picture shows a(n)...
a)
Element
b)
Mixture of elements
c)
Compound
d)
Mixture of compounds
59.
The picture shows a(n)...
a)
Element
b)
Mixture of elements and compounds
c)
Compound
d)
Mixture of compounds
60.
The picture shows a(n)...
a)
Element
b)
Mixture of compounds
c)
Compound
d)
Mixture of elements
61.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
62.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
63.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
64.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
65.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements and compounds
66.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
67.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
68.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
69.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
70.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
71.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
72.
The picture shows a(n)...
a)
Element
b)
Compound
c)
Mixture of compounds
d)
Mixture of elements
73.
When a chemical reaction occurs, something new is produced. This is a...
a)
chemical change
b)
physical change
c)
sublimation
d)
colloid
74.
When you rip a piece of paper into small pieces this is...
a)
a chemical change
b)
a physical change
75.
Boiling water is an example of a...
a)
Physical change
b)
Chemical change
76.
A nail rusting is an example of...
a)
A physical change
b)
A chemical change
77.
When your car engine combusts gasoline this is an example of a...
a)
Chemical change
b)
Physical change
78.
During a physical change...
a)
Nothing new is produced
b)
Something new is produced
79.
Process of matter changing from a solid to a liquid.
a)
melting
b)
freezing
c)
sublimating
d)
evaporating
80.
Process of matter changing from a solid to a gas.
a)
melting
b)
freezing
c)
sublimating
d)
evaporating
81.
Process of matter changing from a gas to a liquid.
a)
condensing
b)
freezing
c)
sublimating
d)
evaporating
82.
Process of matter changing from a liquid to a gas.
a)
condensing
b)
freezing
c)
sublimating
d)
vaporizing
83.
Process of matter changing from a gas to a solid.
a)
condensing
b)
depositing
c)
sublimating
d)
vaporizing
84.
Process of matter changing from a liquid to a solid.
a)
condensing
b)
depositing
c)
freezing
d)
vaporizing
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