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6th Grade Matter Test Review

Total questions: 71

Worksheet time: 36mins

Name
Class
Date
1.

Identify how many elements make up the compound, NaH2PO4.

a)

Five

b)

Four

c)

Seven

d)

Three

2.

This diagram represents a(n) ...

a)

compound

b)

elements

c)

mixture of compounds

d)

mixture of elements and compounds

3.

This diagram represents a(n) ...

a)

mixture of elements

b)

compounds

c)

mixture of compounds

d)

mixture of elements and compounds

4.

This diagram represents a(n) ...

a)

compound

b)

mixture of elements

c)

mixture of compounds

d)

mixture of elements and compounds

5.

How many elements make up the formula C6H12O6?

a)

24

b)

3

c)

6

d)

4

6.

This diagram represents a(n) ...

a)

Compound

b)

Mixture of Compounds

c)

Element

d)

Mixture of Elements

7.

Which element is represented by the chemical symbol, B?

a)

Beryllium

b)

Barium

c)

Boron

d)

Belgium

8.

How many different elements make up K2SO4?

a)

Seven

b)

Six

c)

Three

d)

Two

9.

CO2 is made up of ...

a)

carbon

b)

calcium

c)

three elements

d)

four elements

10.

What do elements and compounds have in common?

a)

They are both made up of one type of element.

b)

They both are made up of two different elements.

c)

They are both pure substances.

d)

They both are not bonded materials.

11.

Which element is found in CaCO3?

a)

Cobalt

b)

Calcium

c)

Boron

d)

Krypton

12.

What is NOT true about SO2?

a)

It contains Sulfur.

b)

It contains two different elements.

c)

It contains Oxygen.

d)

It contains Selenium.

13.

This compound has ...

a)

two Carbon atoms

b)

one Oxygen atom

c)

two Oxygen atoms

d)

two Cobalt atoms

14.

What is true about this image?

a)

This is an element.

b)

This is a compound.

c)

This has two Sulfur atoms.

d)

This has one Oxygen atom.

15.

Which of the following is a compound?

a)

CO2

b)

O2

c)

H

d)

N2

16.

What is TRUE about this model?

a)

It represents three compounds

b)

It represents one compound.

c)

This is a mixture.

d)

It's made of one element.

17.

This diagram represents a ...

a)

Compound

b)

A mixture of compounds

c)

An element

d)

A mixture of elements

18.

This diagram represents a ...

a)

Mixture of Elements

b)

Element

c)

Compounds

d)

Mixture of Elements and Compounds

19.

This diagram represents a ...

a)

Mixture of Elements

b)

Mixture of Compounds

c)

Compound

d)

Element

20.

What does this image represent?

a)

A mixture of Compounds

b)

A mixture of Elements

c)

Element

d)

A mixture of Elements and Compounds

21.

How many different elements make up this mixture?

a)

Two

b)

Three

c)

Six

d)

Four

22.

Which of the following would represent a compound?

a)

Model 1 (left)

b)

Model 2 (middle)

c)

Model 3 (right)

23.

Use the photo to identify the image with the element

a)

A

b)

B

c)

C

d)

A & B

24.

Which of the following are examples of elements?

a)

acid, base and salt

b)

silicon, iron, and aluminum

c)

water, methane, and glucose

d)

proton, neutron, and electron

25.

Which jar contains an element?

a)

Jar K

b)

Jar L

c)

Jar M

d)

Jar N

26.

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

a)

atom

b)

element

c)

compound

d)

mixture

27.

A pure substance made of two or more elements chemically combined in a set ratio

a)

element

b)

atom

c)

compound

d)

mixture

28.

A combination of two or more substances that are not chemically combined

a)

element

b)

atom

c)

compound

d)

mixture

29.

What is CO2 an example of?

a)

Element

b)

Compound

c)

Atom

d)

Mixture

30.

What are examples of chemical formulas?

a)

H2O

b)

C12H22O11

c)

Salad

d)

Milk

e)

Lemonade

31.

CO2, NaCl, and HCl may all be classified as

a)

compounds and pure substances.

b)

elements and pure substances.

c)

elements and molecules.

d)

elements and compounds.

32.

The chemical formula of glucose is C6H12O6, so it is classified as a(n)

a)

element.

b)

mixture.

c)

solution.

d)

pure substance.

33.

One difference between mixtures and pure substances is that

a)

mixtures can be physically separated.

b)

mixtures are made of one type of atom.

c)

pure substances have no chemical bonds.

d)

pure substances can be physically separated.

34.

The table lists the chemical formulas or symbols of a few common substances. Which two substances are compounds?

a)

aluminum and iron

b)

iron and sodium chloride

c)

carbon dioxide and aluminum

d)

sodium chloride and carbon dioxide

35.

Ms. Roberts asked Tim to put the label "compound" on the correct jar in the picture. Which of the four substances is a compound?

a)

chlorine

b)

nitrogen

c)

sodium

d)

water

36.

What is the symbol for Carbon?

a)

C

b)

Ca

c)

Cn

d)

B

37.

What is the symbol for Magnesium?

a)

M

b)

Ma

c)

Mg

d)

K

38.

Fe is the symbol for...

a)

Fluorine

b)

Iron

c)

Phosphorus

d)

Lead

39.

Cu is the symbol for....

a)

Copper

b)

Carbon

c)

Potassium

d)

Oxygen

40.

What is the symbol for Hydrogen?

a)

H

b)

Hy

c)

H2O

d)

He

41.

Is this an element?

a)

Yes

b)

No

42.

Potassium has the symbol.....

a)

P

b)

Po

c)

K

d)

Pt

43.

in an element the atoms are...

a)

all the same

b)

all different

44.

Sodium has the symbol....

a)

S

b)

So

c)

M

d)

Na

45.

He is the symbol for:

a)

Hydrogen

b)

Neon

c)

Helium

d)

Hero

46.

Li is the symbol for:

a)

Life

b)

Lithium

c)

Livermorium

d)

Gold

47.

Which of the following is NOT a mixture?

a)

milk

b)

lemonade

c)

vegetable salad

d)

carbon

48.

Which of these is an element?

a)

Salt (NaCl)

b)

Water (H20)

c)

Oxygen (O)

d)

Carbon Dioxide (CO2)

49.

Which of these is a compound?

a)

Aluminium (Al)

b)

Carbon Dioxide (CO2)

c)

Nitrogen (N)

d)

Sand

50.

True or False: Elements and compounds are pure substances.

a)

True

b)

False

51.

Matter is classified in...

a)

Elements & Compounds

b)

Homogeneous & Heterogeneous

c)

Colloids & Suspensions

d)

Pure substances & Mixtures

52.

Examine the models on the left.

Which model represents a pure substance?

a)

Model 1,

because it represents compounds.

b)

Model 2, because it represents several elements.

c)

Model 3, because it represents one type of compound.

d)

Model 4, because it contains both elements and compounds.

53.

What are these?

a)

Molecules of compounds

b)

Elements

c)

An atom

d)

Mixture

54.

What is this?

a)

Atoms of an element

b)

Compounds

c)

Molecules of an element

d)

Mixture

55.

This is a

a)

Pure Substance

b)

Molecule

c)

Compound

d)

Mixture

56.

An element is

a)

made of more than one type of atom.

b)

made of only one type of atom.

c)

made of compounds.

d)

made of mixtures of molecules.

57.

True or False: elements AND compounds are pure substances.

a)

True

b)

False

58.
Which one has more than one type of atom in it?
a)
Element
b)
Compound 
59.

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

a)

atom

b)

element

c)

compound

d)

mixture

60.

Smallest and basic particle of a pure substance

a)

element

b)

atom

c)

compound

d)

mixture

61.

A pure substance made of two or more elements chemically combined in a set ratio

a)

element

b)

atom

c)

compound

d)

mixture

62.

A combination of two or more substances that are not chemically combined

a)

element

b)

atom

c)

compound

d)

mixture

63.

Matter that always has exactly the same composition

a)

molecule

b)

solution

c)

pure substance

d)

Chemistry

64.

What is CO2 an example of?

a)

Element

b)

Compound

c)

Atom

d)

Mixture

65.
A pure substance...
a)
is an element or a compound
b)
is an element or a mixture
c)
is a compound or a mixture
d)
is a mixture
66.
Two or more physically combined substances form —
a)
a compoud
b)
an acid
c)
an element
d)
a mixture
67.
NaHCO3 is an example of —
a)
an abbreviation
b)
a compound
c)
a mixture
d)
an element
68.
What is an example of a mixture?
a)
Table salt
b)
Salt water
c)
Oxygen
d)
Air
69.
A substance made of only one type of atom is called —
a)
an element
b)
a mixture
c)
a compound
d)
a salt
70.
What is an example of an element?
a)
Oxygen
b)
Pure water
c)
Air
d)
Table salt
71.
Which of the following represents an element?
a)
H2O
b)
H2
c)
NaCl
d)
CaCO3

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