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Quiz on 6.2 : mixtures

Total questions: 10

Worksheet time: 10mins

Name
Class
Date
1.

Mixture

a)

Physical Combination

b)

Chemical Combination

2.

Compound

a)

Physical Combination

b)

Chemical Combination

3.

Which of the following is the method to separate water and oil?

a)

Distillation

b)

Sedimentation

c)

Separation using magnet

d)

Floatation

4.

Distillation is used to separate

a)

a completely miscible liquid-liquid mixture that have different boiling points

b)

an insoluble solid from a mixture of solid and liquid

c)

separate two solid mixtures (one is magnetic and the other is not magnetic)

d)

separate soluble and insoluble solid mixture

5.

Name the method used to separate the coloured pigments.

a)

Floatation

b)

Chromatography

c)

Distillation

d)

Sedimentation

6.

Which one of the following techniques would best be used to separate soil and water?

a)

crystallization

b)

distillation

c)

Filtration

d)

Chromatography

7.

The sand that is left on the filter paper is known as

a)

filtrate

b)

semi-permeable

c)

residue

d)

sieving

8.
Which one of the following would you use to separate sand from iron filings?
a)
a bar magnet
b)
filter paper
c)
chromatography paper
d)
alum
9.

Name the method of separation shown in picture

a)

distillation

b)

Chromatography

c)

Condensation

d)

Evaporation

10.
Distillation uses two changes of state. what are they?
a)
Evaporation and condensation
b)
Evaporation and freezing
c)
melting and boiling
d)
sublimation and condensation