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Pure substances and mixtures

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

There are two types of mixtures

a)

Pure substances and mixtures

b)

Colloids and elements

c)

Heterogeneous and homogeneous

d)

Elements and compounds

2.

The pure substances are classified in...

a)

Homogeneous and heterogeneous

b)

Pure and Impure

c)

Element and compounds

d)

Mixtures and compounds

3.

What type of mixture is this?

a)

homogenous mixture

b)

colloid

c)

compound

d)

heterogeneous mixture

4.

A mixture that contains two or more substances uniformly combined

a)

suspension

b)

colloid

c)

pure substance

d)

homogeneous mixture

5.

Sugar is...

a)

compound

b)

homogenous mixture

c)

heterogenous mixture

d)

pure substance

6.

Tin is

a)

element

b)

compound

c)

alloy

d)

mixture

7.

Matter is classified in...

a)

Elements & Compounds

b)

Homogeneous & Heterogeneous

c)

Pure substances & Mixtures

d)

Pure and impure

8.

Homogeneous Mixture is a Synonym of...

a)

Solution

b)

Compound

c)

Element

d)

Colloid

9.

Molecules are classified as

a)

always compounds

b)

elements or compound

c)

always elements

d)

mixtures

10.

mixtures are...

a)

physical combinations of different substances

b)

chemical combinations of different substances

c)

different elements together

d)

always heterogeneous