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UNIT 1: Matter Follow Up Questions/Review

Total questions: 53

Worksheet time: 18hrs 40mins

Name
Class
Date
1.

Which of the following is NOT matter?

a)

a chair

b)

air

c)

light

d)

water

2.

Which of the following is NOT a property of matter?

a)

inertia

b)

occupies space

c)

composed of elements

d)

weightlessness

3.

Which of the following may be heterogeneous? HINT: Look at the concept map from the notes.

a)

elements only

b)

compounds only

c)

mixtures only

d)

elements and compounds

4.

Which of the following is pure?

a)

elements only

b)

compounds only

c)

mixtures only

d)

elements and compounds

5.

Which of the following consists of more than one substance?

a)

elements only

b)

compounds only

c)

mixtures only

d)

elements and compounds

6.

Which of the following are types of matter?

a)

elements only

b)

compounds only

c)

mixtures only

d)

all of these

7.

Which of the following is a type of mixture?

a)

elements only

b)

compounds only

c)

solutions only

d)

elements and compounds

8.

Which of the following is matter?

a)

love

b)

ideas

c)

rock

d)

heat

9.

The tendency of matter to maintain its state of motion is known as

a)

density

b)

inertia

c)

mass

d)

volume

10.

Which of the following is NOT composed of two or more types of atoms?

a)

element

b)

compound

c)

solution

d)

mechanical mixture

11.

Which represents a homogeneous mixture?

a)

Sugar

b)

bowl of chili

c)

Salt Water

d)

Chicken Noodle Soup

12.

Which substance can be decomposed by a chemical change?

a)

Ammonia [NH3]

b)

Iron [Fe]

c)

Argon [Ar]

d)

Helium [He]

13.
a)

1

b)

3

c)

2

d)

4

14.

Which diagram represents a compound? *Compounds have to have two or more different atoms chemically combined.

a)

1

b)

3

c)

2

d)

4

15.

A substance that cannot be broken down into simpler substances during a chemical reaction is a[n]

a)

element

b)

compound

c)

mixture

d)

none of these

16.

Which of the following is NOT an element?

a)

oxygen (O2)

b)

nitrogen (N2)

c)

lead (Pb)

d)

sodium chloride (NaCl)

17.

The smallest particle of an element is a[n]

a)

atom

b)

molecule

c)

compound

d)

ion

18.

Water can be broken down into hydrogen and oxygen. This is evidence that water is NOT a[n]

a)

compound

b)

molecule

c)

element

d)

mixture

19.

An example of a substance that can be decomposed by a chemical change is

a)

ammonia [NH3]

b)

argon [Ar]

c)

antimony [Sb]

d)

arsenic [As]

20.

Which substance can not be decomposed by a chemical change?

a)

mercury (II) oxide [HgO]

b)

water [H2O]

c)

potassium chlorate KClO3]

d)

copper [Cu]

21.

Which of the following substances can not be decomposed by chemical change?

a)

sulfuric acid [H2SO4]

b)

water [H2O]

c)

ammonia [NH3]

d)

argon [Ar]

22.

The matter in a container is composed of hydrogen and oxygen. When the contents of the container are added to a fire, the fire goes out. This shows that the hydrogen and oxygen in the container are

a)

mixed to form a solution

b)

mixed to form an emulsion

c)

chemically combined to form a compound

d)

separate elements

23.

A compound consists of

a)

two atoms of the same element chemically combined

b)

two or more atoms of different elements NOT chemically combined

c)

two or more atoms of different elements chemically combined

d)

two or more substances

24.

Which of the following is a mixture?

a)

salt [NaCl]

b)

silver [Ag]

c)

soup [Noodles, chicken broth, celery, etc.]

d)

sugar [C12H22O11]

25.

1. The separation technique shown in the diagram above is

a)

filtration

b)

distillation

c)

chromatography

d)

recrystallization

26.

The separation of substances in a mixture depends on the fact that the substances in the mixture

a)

have different physical properties

b)

are chemically combined

c)

have large particles

d)

show the Tyndall effect

27.

A mixture of sand and salt is separated using the apparatus shown at the right by pouring water through the mixture. What material will be found in the filtrate after pouring water through the mixture?

a)

sand and saltwater

b)

water only

c)

salt only

d)

saltwater only

28.

The liquid portion of a mixture is recovered during distillation by

a)

solar evaporation

b)

recrystallization

c)

chromatography

d)

condensation

29.

The water in a swimming pool is kept free of debris by the process of

a)

simple crystallization

b)

fractional distillation

c)

filtration

d)

chlorination

30.

A filter is able to separate mixtures because it is

a)

porous

b)

homogeneous

c)

heterogeneous

d)

impermeable

31.

The separation of mixtures based on the different boiling points of the components of the mixture is called

a)

chromatography

b)

distillation

c)

filtration

d)

recrystallization

32.

The best method of separation to use for separating starch and water is? *Starch does not dissolve in water.

a)

CHROMATOGRAPHY

b)

DISTILLATION

c)

FILTRATION

d)

SIMPLE CRYSTALLIZATION

33.

The best method of separation to use for separating chlorophyll and the other pigments in a leaf is?

a)

CHROMATOGRAPHY

b)

DISTILLATION

c)

FILTRATION

d)

SIMPLE CRYSTALLIZATION

34.

The best method of separation to use for separating gasoline from crude oil is? *HINT: Crude oil has many substances with different boiling points.

a)

CHROMATOGRAPHY

b)

DISTILLATION

c)

FILTRATION

d)

SIMPLE CRYSTALLIZATION

35.

Which of the following best describes chicken noodle soup?

a)

a. element

b)

b. mixture

c)

c. compound

d)

d. solution

36.

In which classification of matter are the components chemically combined?

a)

homogenous mixture

b)

heterogeneous mixture

c)

element

d)

compound

37.

Which of the following describes a mixture?

a)

formed from two or more substances chemically combined

b)

made up of two or more substances joined in a specific ratio

c)

made up of two or more substances that keep their identities

d)

can be separated only by chemical means

38.

A solution is a(n)

a)

homogeneous mixture

b)

heterogeneous mixture

c)

insoluble solute in a solvent

d)

compound composed of two or more substances

39.

Salt water is a(n)

a)

solution

b)

colloid

c)

suspension

d)

compound

40.

Which of Mr. Simpson's children is the youngest?

a)

Jessa

b)

Jake

c)

Janie Mae

d)

Jase

41.
a)
Element
b)
Compound
c)
Mixture
42.
a)
Element
b)
Compound
c)
Mixture
43.

A(n) ______________ is formed when two or more elements chemically combine.

a)

Compound

b)

Element

c)

Mixture

44.
Which of these is a pure substance?
a)
bread
b)
table salt
c)
garden soil
d)
sea water
45.

In the diagrams provided, the circles of different colors represent the atoms of different elements. Which diagram represents a mixture?

a)

I

b)

II

c)

III

d)

IV

46.

Pure Element - only one type of atom present.

a)

A

b)

B

c)

C

d)

D

e)

E

47.

Pure compound - only one type of compound present.

a)

A

b)

B

c)

C

d)

D

e)

E

48.

Mixture of two elements - two types of uncombined atoms present.

a)

A

b)

B

c)

C

d)

D

e)

E

49.

Sodium (Na) is an very reactive metal that explodes when exposed to water. Chlorine (Cl) is a toxic and corrosive gas. We have to have both of these substances in order to live. Why is that when we eat these two substances as salt (NaCl) we don't choke on toxic gas and explode!?

a)

We are built like Superman and Wonder Woman and we can handle most ANYTHING!

b)

The properties of Na and Cl DON'T CHANGE when they combine to form salt (NaCl).

c)

The properties of Na and Cl CHANGE when they combine to form salt (NaCl).

d)

Na and Cl are separate elements that turn into salt when we eat them.

50.

A student stirs 15 grams of each substance listed below into 200 milliliters of water to form four different mixtures. The student then tries to separate the water from each mixture by pouring the mixture through a kitchen tea strainer. Which mixture can the student separate most easily with the strainer?

a)

Salt and water

b)

Gravel and water

c)

Shampoo and water

d)

Sugar and water

51.

Which of the following substances WILL NOT dissolve in water?

a)

LiCl

b)

RbNO₃

c)

NH₄CH₃COO

d)

BaSO₄

52.

Which of the following substances WILL NOT dissolve in water?

a)

KNO₃

b)

MgSO₄

c)

FeCO₃

d)

(NH₄)₃PO₄

53.

Which of the following substances WILL dissolve in water?

a)

ZnCl₂

b)

AlPO₄

c)

AgBr

d)

BaCO₃