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Worksheets8C Separation Techniques
Total questions: 20
Worksheet time: 14mins
Name
Class
Date
1.
Water and alcohol are easily separated by distillation because of their
a)
different melting points
b)
different colours
c)
different densities
d)
different boiling points
2.
Which technique is shown the diagram below
a)
seiving
b)
filtration
c)
decanting
d)
crystallization
3.
What word describes the clear liquid that comes through the filter paper?
a)
residue
b)
water
c)
solution
d)
filtrate
4.
7. What physical property allows Distillation to separate different molecules?
a)
a) Melting point
b)
b) Boiling point
c)
c) Diffusion rate
d)
d) Condensation rate
5.
Ink can be separated by a method of -----------------------------------------------
a)
distillation
b)
filtration
c)
chromatography
d)
sedimentation
6.
What is the boiling point of water?
a)
0oC
b)
100oC
c)
80oC
d)
95oC
7.
The diagram shows the apparatus for separating soil and water. What are the labelled parts?
a)
A = distillate, B = filtrate
b)
A = filtrate, B = residue
c)
A = residue, B = filtrate
d)
A = residue, B = distillate
8.
Which one of the following is the name for separation technique in the picture below
a)
distillation
b)
seiving
c)
evaporation
d)
decanting
9.
Which one of the following techniques would best be used to separate soil and water?
a)
distillation
b)
decanting
c)
filtration
d)
evaporation
10.
Water and Kool-Aid are mixed together. Hot water, coffee and sugar are mixed together. Which substance is the solvent in both?
a)
Water
b)
Coffee
c)
Kool-aid
d)
Sugar
11.
What is a substance that is dissolved in another substance?
a)
solution
b)
solute
c)
solvent
d)
compound
12.
When a substance cannot dissolve in a mixture it is said to be__________
a)
insoluble
b)
soluble
c)
foreign
d)
alien
13.
The substance that does the dissolving is __________
a)
solution
b)
solute
c)
solvent
d)
insoluble
14.
A solute and a solvent make a _________
a)
mixture
b)
solvent
c)
solution
d)
filtrate
15.
When a certain amount of solvent cannot hold any more solute it is called a ________ solution.
a)
Diluted
b)
Saturated
c)
Filtrated
d)
Distilled
16.
Which one of the following would you use to separate sand from iron filings?
a)
a bar magnet
b)
filter paper
c)
distillation apparatus
d)
chromatography paper
17.
Which one of the following solids is insoluble in water?
a)
sugar
b)
sand
c)
copper sulfate
d)
salt
18.
a)
Condenser
b)
Distilling column
c)
Pasteur pipet
d)
Separatory funnel
19.
In filtration, the liquid part collected is called the filtrate and the solid bit that remained on the filter paper is called the residue.
In filtration, what is the part that remains called?
In filtration, what is the part that remains called?
a)
Solid
b)
Filtrate
c)
Remainder
d)
Residue
20.
Which separation technique is used in the treatment of sewage water?
a)
Magnetic Attraction
b)
Filtration
c)
Evaporation
d)
Distillation
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