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Elements, Compounds, and Mixtures

Total questions: 34

Worksheet time: 14mins

Name
Class
Date
1.
Contains only one kind of atom.
a)
Element
b)
Compund
c)
Mixture
2.

Contains two or more atoms chemically combined

a)

Elements

b)

Compounds

c)

Mixtures

3.
The air is a _________. 
a)
element 
b)
mixture 
c)
compound 
d)
energy 
4.
Elements can be broken down into simpler substances. 
a)
false 
b)
true 
c)
sometimes 
5.
Examples are milk and gasoline.
a)
elements
b)
mixtures
c)
compounds
6.
Is sugar (C12H22O11) an element or a compound?
a)
Element
b)
Compound
7.
What is salad?
a)
element
b)
compound
c)
mixture
8.
Classify the picture with the correct label.
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds
9.
Which of the following is an element?
a)
Sugar
b)
Salt
c)
Water
d)
Oxygen
10.
Water is an element
a)
true
b)
false
11.
A mixture that appears to be evenly mixed throughout:
a)
an atom
b)
a compound
c)
a homogeneous mixture
d)
a heterogeneous mixture
12.
Two or more physically combined substances form —
a)
a compoud
b)
an acid
c)
an element
d)
a mixture
13.

Which is the best example of a pure substance?

a)

pizza

b)

gold

c)

saltwater

d)

air

14.
What is matter?
a)
Volume of an object
b)
Anything that has mass and takes up space
c)
Mass of an object
d)
Space of an object
15.
Can a mixture be separated? 
a)
No
b)
Yes
c)
Only sometimes
16.
What is Kool-aid?
a)
element
b)
Heterogeneous Mixture
c)
Homogeneous Mixture
d)
Compound
17.
If they are not the same throughout, they are called...
a)
Homogeneous
b)
Heterogeneous
c)
Compounds
d)
Pure substance
18.

Which of the following is an example of of a container filled with a pure substance rather than with a mixture?

a)

A tire filled with air.

b)

A jar filled with salt water.

c)

A balloon filled with helium.

d)

A glass filled with chocolate milk.

19.

Compounds have different properties than the elements that they are made of.

a)

True

b)

False

20.

Which of these requires a chemical bond?

a)

Elements

b)

Compounds

c)

Mixtures

21.

What is a compound?

a)

Two different elements bonded together.

b)

Two of the same elements bonded together.

c)

A mixture of different substances.

d)

Two substances stuck together with glue.

22.

What does this pic illustrate?

a)

Element

b)

Mixture of Compunds

c)

Mixture of elemets

d)

Compounds

23.
Contains only one kind of atom.
a)
Element
b)
Compund
c)
Mixture
24.

Which two types of matter are pure substances?

a)

elements and compounds

b)

mixtures and elements

c)

homogenous mixtures and elements

25.
A compound is made of ________ atoms. 
a)
big 
b)
similar 
c)
different 
26.
The air is a _________. 
a)
element 
b)
mixture 
c)
compound 
d)
energy 
27.

The diagram shows

a)

element

b)

mixture

c)

compound

28.

What is a type of mixture in which different parts can easily be seen (Ex. Vegetable soup)?

a)

Heterogeneous mixture

b)

Homogeneous mixture

c)

Solution

d)

Colloid

29.

Matter can be classified as either a __________ or a _____________.

a)

Element or a Compound

b)

Compound or a Solid

c)

Pure Substance or a Mixture

d)

Mixture or a Solid

30.

A material made up of two more more substances that can be easily separated by physical means is called?

a)

Mixture

b)

Element

c)

Compound

d)

Pure Substance

31.

A mixture that is uniformly mixed is called?

a)

Element

b)

Compound

c)

Homogeneous

d)

Heterogenous

32.

Water and sugar dissolved is an example of:

a)

Compound

b)

Homogeneous mixture

c)

Substance

d)

Heterogeneous mixture

33.

A chocolate chip cookie is an example of:

a)

Substance

b)

Compound

c)

Homogeneous mixture

d)

Heterogeneous mixture

34.
This picture represents: 
a)
Element
b)
Compound
c)
Mixture of Elements
d)
Mixture of Compounds

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