WorksheetsSeparation techniques
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
To separate a mixture of salt and water what separation method is used?
a)
Filtration
b)
Distillation
c)
Chromatography
d)
Evaporation to dryness
2.
What is the method suitable to obtain pure water from seawater.
a)
Simple distillation
b)
Fractional distillation
c)
Filtration
d)
Evaporation to dryness
3.
What is the separation technique for which this lab instrument is needed?
a)
sieving
b)
decanting
c)
filtering
d)
magnetic separation
4.
How would you separate the substances shown in the picture (oil and water)?
a)
by sieving
b)
by decanting
c)
by distillation
d)
by filtering
5.
Which one of the following is the name for separation technique in the picture below
a)
distillation
b)
dissolving
c)
evaporation
d)
decanting
6.
Which one of the following is a disadvantage of evaporation?
a)
It always requires heat
b)
It cannot be used for insoluble solids
c)
All of the solute is recovered
d)
The solvent (liquid part) is not recovered
7.
Evaporation is a process that removes a...
a)
solvent (liquid part of solution)
b)
solute (material that dissolves in the solvent)
c)
distillate (liquid collected after a solution is distilled)
d)
impurity
8.
The drops of water that appear on the outside of a glass of cold water on a warm day are an example of?
a)
sublimation
b)
condensation
c)
evaporation
9.
Name the separation technique
a)
Filtration
b)
Evaporation
c)
Centrifuge
d)
Distillation
10.
Name the separation method that causes wet clothes on a clothes line to dry
a)
Chromatography
b)
Filtration
c)
Distillation
d)
Evaporation
100 %
