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CP Chem Unit 2 Quiz Review

Total questions: 158

Worksheet time: 2hrs 54mins

Name
Class
Date
1.

Which of the following terms best describes the sample illustrated here?

a)

Element

b)

Compound

c)

Homogeneous mixture

d)

Heterogeneous mixture

2.

Which of the following terms best describes the chicken noodle soup shown here?

a)
heterogeneous mixture
b)
homogeneous mixture
c)

pure substance

3.

Which of the following terms best describes the sample illustrated here?

a)

Element

b)

Compound

c)

Heterogeneous mixture

d)

Homogeneous mixture

4.

Which of the following terms best describes the sample illustrated here?

a)

Element

b)

Compound

c)

Homogeneous mixture

d)

Heterogeneous mixture

5.

Which of the following terms best describes the sample illustrated here?

a)

Pure substance

b)

Mixture

6.

Which of the following terms best describes the sample illustrated here?

a)

Pure substance

b)

Mixture

7.

Which of the following terms best describes the sample illustrated here?

a)

Pure substance

b)

Mixture

8.

Which of the following terms best describes the sample illustrated here?

a)

Pure Substance

b)

Mixture

9.

Which of the following terms best describes the sample illustrated here?

a)

Pure Substance

b)

Mixture

10.

When there is one type of atom

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

11.

Which of the following terms correctly describe the sample of matter represented here?

a)

Molecule

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

e)

Pure substance

12.

Match the following

a)
1.

A pure sample of an element

b)
2.

A pure sample of a compound

c)
3.

Heterogeneous mixture of two elements

d)
4.

Homogeneous mixture of two elements

e)
5.

A mixture of an element and a compound

13.

Oxygen is a(n)

a)

Element

b)

Compound

14.

Water (H2O) is a

a)

Element

b)

Compound

15.

A bottle of dishwashing detergent contains a clear, viscous liquid. The label has a long list of ingredients, including water, sodium lauryl sulfate, fragrance, and Blue dye #5.

What can you infer about the material in the bottle from this label and the appearance of the liquid?

a)

It is a pure substance.

b)

It is a compound.

c)

It is a heterogeneous mixture.

d)

It is a homogeneous mixture.

16.
What does it mean if a mixture is heterogeneous?
a)
you can see the different parts
b)
cannot tell one part from another
c)
very well blended
d)
made of elements
17.
A substance that is made up of only one kind of atom is a(an)
a)
compound
b)
homogeneous mixture
c)
element
d)
solution
18.
a)
Element
b)
Compound
c)
Mixture
19.
a)
Element
b)
Compound
c)
Mixture
20.
a)
Element
b)
Compound
c)
Mixture
21.

A pure substance that cannot be broken down into any other substance.

a)

Elements

b)

Compounds

c)

Mixtures

22.

Which of the following is a mixture?

a)

NaCl

b)

CO2

c)

NaHCO3

d)

C6H12O6 & H2O

e)

O2 & N2

23.

[check all that apply] Pure substances include:

a)

Elements

b)

Homogeneous Mixtures

c)

Compounds

d)

Heterogeneous Mixtures

24.

Mixture or Pure Substance?

a)

Mixture

b)

Pure Substance

25.

Mixture or Pure Substance?

a)

Mixture

b)

Pure Substance

26.

Mixture or Pure Substance?

a)

Mixture

b)

Pure Substance

27.

Mixture or Pure Substance?

a)

Mixture

b)

Pure Substance

28.

Solutions are ___________ mixtures.

a)

Solid

b)

Homogenous

c)

Heterogeneous

d)

Gas

29.

Which of these is a compound?

a)

Aluminium (Al)

b)

Carbon dioxide (CO2)

c)

Nitrogen (N2)

d)

Sand

30.

Which of these is an element?

a)

Sodium chloride (NaCl)

b)

Water (H20)

c)

Oxygen (O2)

d)

Carbon Dioxide (CO2)

e)

Magnesium (Mg)

31.

What is this?

a)

Element

b)

Compound

c)

Homogeneous Mixture

d)

Heterogeneous Mixture

32.

The air we breathe is a (a)   because it is made of several different gases.

33.

In a homogeneous mixture...

a)

... it is impossible to see the different components.

b)

... there is no way to separate the components.

c)

... the components always have similar chemical formulas.

d)

... it is possible to see the different components.

34.

Which of the following would be considered a homogeneous mixture?

a)

Sweet Tea

b)

Vegetable soup

c)

Caesar salad

d)

Mud

35.

What is the definition of a mixture?

a)

2+ different substances physically combined

b)

2+ different elements chemically combined

c)

matter with a uniform and definite composition

36.

What is the definition of a pure substance?

a)

2+ different substances physically combined

b)

2+ different elements chemically combined

c)

matter with a uniform and definite composition

37.

Which of the following are examples of PURE SUBSTANCES?


Select all that apply!

a)

Sea Water

b)

Oxygen Gas

c)

Pure Gold

d)

Air

e)

C6H12O6

38.

Which of the following are examples of ELEMENTS?


Select all that apply!

a)

H2O

b)

O2

c)

Au

d)

Fe

e)

Trail Mix

39.

Which of the following are examples of COMPOUNDS?


Select all that apply!

a)

H2O

b)

O2

c)

Blood

d)

Fe

e)

C6H12O6

40.

Which of the following are examples of HOMOGENEOUS MIXTURES?


Select all that apply!

a)

Tacos

b)

Air

c)

Steel

d)

Chicken noodle soup

e)

Fruit punch

41.

Which of the following are examples of HETEROGENEOUS MIXTURES?


Select all that apply!

a)

H2O

b)

Air

c)

Pizza

d)

Chicken Noodle Soup

e)

Dirt

42.

Cake batter is a substance that may contain flour, eggs and sugars mixed by hand or with an electric mixer. Cake batter is a ___________________ .

a)

pure substance

b)

mixture

43.

Nickel has the chemical symbol Ni and atomic number 28. It is a silvery-white metal and cannot be broken down physically or chemically into a simpler substance. Nickel is a(n) ___________________ .

a)

element

b)

compound

44.
Carbon is considered an element while carbon dioxide is considered a compound. This is because carbon dioxide is –
a)
a gas at room temperature.
b)
made of two different elements.
c)
given off by green plants.
45.

Substances that are made up of ONLY one type of atom (element) or compound.

a)

Colloid

b)

Heterogeneous mixture

c)

Pure substance

d)

Suspension

e)

Homogeneous mixture

46.

This diagram represents...

a)

An element

b)

A molecule

c)

A compound

d)

A mixture of elements and compounds

47.
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
48.
What type of mixture is this?
a)
heterogeneous 
b)
homogeneous
49.

homogenous mixture

a)

Two or more substances combined evenly in variable amounts.

b)

Two or more substances combined unevenly in variable amounts.

c)

A group of substances that are the same.

d)

A group of substances that are different.

50.

heterogenous mixture

a)

Two or more substances combined evenly in variable amounts.

b)

Two or more substances combined unevenly in variable amounts.

c)

A group of substances that are the same.

d)

A group of substances that are different.

51.

pure substance

a)

Matter that is unevenly mixed together.

b)

Matter that is able to be physically separated into different substances.

c)

Matter that is evenly mixed together.

d)

Matter that is made up of only one kind of atom or compound.

52.

Draw a particle diagram of a mixture composed of two different elements.

53.

Draw a particle diagram of a mixture composed of elements and compounds.

54.

A heterogeneous mixture and a solution........

a)

are both mixtures

b)

look the same throughout

c)

are both made of only one substance

d)

are both made of more than one substance

55.

Which of the following terms best describes the sample of matter illustrated here?

a)

Homogeneous Mixture

b)

Heterogeneous Mixture

c)

Element

d)

Compound

56.

Which is a pure substance? (Choose all that apply.)

a)
b)
c)
d)
57.

Which is a pure substance? (Choose all that apply.)

a)
b)
c)
d)
58.

Which are homogeneous mixtures? (Choose all that apply.)

a)
b)
c)
d)
59.

Which of these are heterogeneous mixtures? (Choose all that apply.)

a)
b)
c)
d)
e)
60.
This diagram represents a _____.
a)
pure substance that is a compound
b)
mixture of elements
c)
pure substance that is an element
d)
mixture of compounds
61.
NaHCO3 is an example of —
a)
an abbreviation
b)
a compound
c)
a mixture
d)
an element
62.

Which of the following terms best describes the sample of matter illustrated here?

a)

Compound

b)

Element

c)

Mixture

63.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
64.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture
65.
This picture represents which of the following?
a)
element
b)
compound
c)
mixture of elements
d)
mixture of compounds
66.

A (a)   mixture has different concentrations of particles throughout. 

Choose from the below words
homogenous
heterogenous
67.

Another name for a homogenous mixture is (a)  

Choose from the below words
colloid
suspension
solution
compound
68.

Sugar (C12H22O11) is a (a)   ?

Choose from the below words
Element
Compound
69.

Which of the following is NOT a compound?

a)
HCl
b)
Cl
c)
NaCl
d)

CO₂

70.

Which of the following are elements?

a)

He 

b)

O2 

c)

S8

d)

Fe2O3

e)

O3

71.

Hydrogen gas, H2, can be broken down by chemical means.

a)

True

b)

False

72.

Which of the following is a mixture?


(circles of different colors represent different types of atoms)

(circles that are touching are chemically bonded)

a)
b)
c)
73.

Which of the following particle level diagrams represents a compound?

a)
b)
c)
74.

What does this particle diagram represent? (Select two choices)

a)

Pure Substance

b)

Element

c)

Compound

d)

Mixture

75.

What does this particle diagram represent? (Select two choices)

a)

Pure Substance

b)

Element

c)

Compound

d)

Mixture

76.

Draw a particle diagram of a heterogeneous mixture.

77.

Draw a particle diagram of a mixture containing two different elements and a compound.

78.

Which of the following particle level diagrams represents a heterogeneous mixture? Select all that apply

a)
b)
c)
d)
e)
79.

Which of the following particle level diagrams represents a homogeneous mixture? Select all that apply

a)
b)
c)
d)
e)
80.

Which of the following particle level diagrams represents a a pure sample that is an element? Select all that apply

a)
b)
c)
d)
e)
81.

Which of the following particle level diagrams represents a a pure sample that is a compound? Select all that apply

a)
b)
c)
d)
e)
82.

Match the following particle level models with the correct description

a)
1.

gas

b)
2.

liquid

c)
3.

solid

83.

Organize these descriptions with the corresponding state of matter

Categorize the following
fixed shape and volume
definite volume
close packed particles that vibrate in place
takes the shape of the container
close packed particles that are free to move
Expands to fill the container
no fixed volume
lots of space between freely moving particles
Solid
Liquid
Gas
84.

List at least two changes you observe when you strike a match:

4 lines
85.

What are two examples of physical changes?

4 lines
86.

This particle level model represents a chemical change.

a)

True

b)

False

87.

This particle model represents a (a)   change

88.

Categorize the following properties as chemical or physical properties

Categorize the following
flammable
dissolves in water
corrosive to body tissue
boils at 75⁰C
is lustrous (shiny)
reacts with metal to release hydrogen gas
sour taste
gjghj
Chemical properties
Physical properties
89.

Match the following particle level models with the correct term

a)
1.

solid

b)
2.

liquid

c)
3.

chemical change

d)
4.

physical change

e)
5.

gas

90.

Which of the following correctly describes the sample of matter represented in the particle model?

a)

mixture of an element and a compound

b)

mixture of two elements

c)

mixture of two compounds

d)

pure substance that is a compound

e)

pure substance that is an eement

91.

Match each description to the appropriate particle level model

a)mixture of an element & a compound
b)mixture of two compounds
c)mixture of two elements
d)pure substance that is a compound
e)pure substance that is an element
1
2
3
4
5
1)
2)
3)
4)
5)
92.

Which of the following are examples of physical change?

Select all that apply

a)

Hydrochloric acid reacts with sodium hydroxide to form water and sodium chloride.

b)

You cut the loaf of bread into several slices.

c)

Sugar dissolves in water.

d)

When heated strongly in air, magnesium ribbon ignites.

e)

Air leaks from a bicycle tire.

93.

Which of the following are physical properties of matter?

Select all that apply

a)

Table salt dissolves in water.

b)

Motor oil is highly flammable.

c)

Pure silver metal is very shiny.

d)

Charcoal pieces are brittle and crumble easily.

e)

Magnesium metal reacts with acids to release hydrogen gas.

94.

Which of the following are chemical properties of matter?

Select all that apply

a)

Aluminum foil has a density of 2.7 g/cm3.

b)

Vinegar solutions are weakly acidic.

c)

Helium is a gas at room temperature.

d)

Nitroglycerin explodes easily.

e)

Gold does not dissolve in water.

95.

Which of the following are examples of chemical change?

Select all that apply

a)

Copper metal reacts with nitric acid to form copper(II) nitrate and nitrogen dioxide

b)

Wax is melted on a stovetop.

c)

Solid copper(II) sulfate crystals are ground into a fine powder.

d)

Iron rusts when exposed to air in damp conditions.

e)

A strip of aluminum foil is cut into tiny pieces.

96.

Alloy is a ...

a)

A chemical compound with combination between metal and non-metal

b)

A salt contain of two or more elements where the main element is non-metal

c)

Mixture of two or more elements where the main element is metal

97.

What piece of lab equipment is illustrated here?

a)

ring stand

b)

lab support

c)

striker

d)

tripod

98.

What piece of lab equipment is illustrated here?

a)

flamethrower

b)

Meeker burner

c)

Bunsen burner

d)

hot plate

99.

What piece of lab equipment is illustrated here?

a)

Bunsen burner

b)

striker

c)

iron ring

d)

crucible tong

100.

What piece of lab equipment is illustrated here?

a)

Bunsen burner

b)

watch glass

c)

ring stand

d)

wire gauze

101.

What piece of lab equipment is illustrated here?

a)

iron ring

b)

ring stand

c)

utility clamp

d)

buret clamp

102.

What piece of lab equipment is illustrated here?

a)

beaker

b)

evaporating dish

c)

crucible and cover

d)

watch glass

103.

What piece of lab equipment is illustrated here?

a)

crucible tongs

b)

test tube clamp

c)

striker

d)

beaker tongs

104.

What piece of lab equipment is illustrated here?

a)

watch glass

b)

wire gauze

c)

clay triangle

d)

iron ring

105.

What piece of lab equipment is illustrated here?

a)

buret

b)

graduated cylinder

c)

beaker

d)

Erlenmeyer flask

106.

What piece of lab equipment is illustrated here?

a)

evaporating dish

b)

buret

c)

striker

d)

funnel

107.

What piece of lab equipment is illustrated here?

a)

test tube

b)

beaker

c)

graduated cylinder

d)

evaporating dish

108.

What piece of lab equipment is illustrated here?

a)

test tube

b)

graduated cylinder

c)

buret

d)

Erlenmeyer flask

109.

What piece of lab equipment is illustrated here?

a)

volumetric flask

b)

graduated cylinder

c)

beaker

d)

evaporating dish

110.

What piece of lab equipment is illustrated here?

a)

beaker tongs

b)

crucible tongs

c)

test tube holder

d)

utility clamp

111.

What piece of lab equipment is illustrated here?

a)

watch glass

b)

evaporating dish

c)

test tube

d)

crucible

112.

What piece of lab equipment is illustrated here?

a)

beaker

b)

crucible

c)

evaporating dish

d)

watch glass

113.

What piece of lab equipment is illustrated here?

a)

volumetric flask

b)

beaker

c)

evaporating dish

d)

Erlenmeyer flask

114.

What piece of lab equipment is illustrated here?

a)

Erlenmeyer flask

b)

beaker

c)

graduated cylinder

d)

volumetric flask

115.

What piece of lab equipment is illustrated here?

(a)  

116.

What piece of lab equipment is illustrated here?

(a)  

117.

What piece of lab equipment is illustrated here?

a)

test tube

b)

test tube rack

c)

pipette

d)

mortar

118.

What piece of lab equipment is illustrated here?

a)

graduated cylinder

b)

test tube

c)

scoopula

d)

pipette

119.

What piece of lab equipment is illustrated here?

(a)  

120.

What piece of lab equipment is illustrated here?

(a)  

121.

What piece of lab equipment is illustrated here?

a)

scoop

b)

funnel

c)

bunsen burner

d)

goggles

122.

What piece of lab equipment is illustrated here?

a)

stopper

b)

forceps

c)

tripod stand

d)

test tube holder

e)

beaker tongs

123.

What piece of lab equipment is illustrated here?

(a)  

124.

What piece of lab equipment is illustrated here?

a)

wire gauze

b)

plate

c)

steel wool

d)

chainmail

125.

What piece of lab equipment is illustrated here?

(a)  

126.

What piece of lab equipment is illustrated here?

a)

Striker

b)

Winger

c)

Flame Maker

d)

Bunsen Burner

127.

What piece of lab equipment is illustrated here?

a)

Glass stirring rod

b)

Baseball bat

c)

Test tube

d)

Stir thingy

128.

What piece of lab equipment is illustrated here?

(a)  

129.

What piece of lab equipment is illustrated here?

a)

Clay Triangle

b)

Wash Bottle

c)

Iron Triangle

d)

Clay Square

130.

What piece of lab equipment is illustrated here?

a)

buret

b)

graduated cylinder

c)

flask

d)

beaker

131.

Match each piece of lab equipment with the correct name

a)
1.

beaker tongs

b)
2.

Erlenmeyer flask

c)
3.

graduated cylinder

d)
4.

beaker

e)
5.

crucible and cover

132.

What piece of lab equipment is illustrated here?

a)

test rubber

b)

test tube rubber

c)

rubber stoppers

d)

cylinder

133.
a)

buret

b)

tube

c)

rubber

d)

cylindric tube

134.

Identify the crucible tongs.

a)
b)
c)
d)
e)
135.

What piece of lab equipment is illustrated here?

a)

Erlenmeyer Flask

b)

Volumetric Flask

c)

Beaker

d)

Test Tube

136.

What is the name of this piece of equipment?

(a)  

137.

Identify the equipment shown here:

(a)  

138.

Match the following pieces of lab equipment to the correct nae

a)
1.

clay triangle

b)
2.

iron ring

c)
3.

watch glass

d)
4.

volumetric flask

e)
5.

Erlenmeyer flask

139.

Match the following equipment with the correct name

a)
1.

ring stand

b)
2.

crucible tongs

c)
3.

beaker tongs

d)
4.

beaker

e)
5.

watch glass

140.

What piece of lab equipment is illustrated here?

(a)  

141.

What piece of lab equipment is illustrated here?

(a)  

142.

What piece of lab equipment is illustrated here?

(a)  

143.

Which of the following is an example of crucible tongs?

a)
b)
c)
d)
144.

Which of the following is an example of beaker tongs?

a)
b)
c)
d)
145.

Which of the following is a volumetric flask?

a)
b)
c)
d)
146.

Which of the following is an Erlenmeyer flask?

a)
b)
c)
d)
147.

Match the following pieces of lab equipment to the correct name

a)
1.

Bunsen burner

b)
2.

buret

c)
3.

test tube

d)
4.

crucible and cover

e)
5.

evaporating dish

148.

Name the item

(a)  

149.

Liquid is carefully poured off, leaving a solid or another liquid behind.

a)

Distillation

b)

Filtration

c)

Decantation

d)

Recrystallization

150.

One pure substance boils, escapes, condenses, and gets collected as a liquid.

a)

Distillation

b)

Filtration

c)

Decantation

d)

Recrystallization

151.

Smaller particles pass through a filter paper, larger particles get trapped.

a)

Distillation

b)

Filtration

c)

Decantation

d)

Recrystallization

152.
a)

Filtrate

b)

Dessicant

c)

Centrifuge

d)

Filtrant

e)

Decanted liquid

153.

a)

Distillation

b)

Centrifugation

c)

Filtration

d)

Chromatography

154.
Two or more substances that are mixed together but not chemically combined is a ___
a)
compound
b)
mixture
c)
keratin
d)
chromatography
155.

Chromatography separates a mixture on the basis of differences in ____

a)
density
b)
solubility
c)
gravity
d)
boiling point
156.

_______ separates mixtures based on differences in boiling point.

a)

filtering

b)

distillation

c)

chromatography

157.

What is the name of this separation technique?

a)

Distillation

b)

Filtration

c)

Chromatography

d)

Evaporation

158.

Match the following separation method with the correct illustration

a)

1.

filtration

b)

2.

chromatography

c)

3.

distillation

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