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WorksheetsSeparation Techniques - Part 1
Total questions: 11
Worksheet time: 4mins
Magnetic attraction can be used to separate the metals __________ as they are attracted to a magnet.
iron, copper and gold
iron, magnesium and silver
iron, nickel and cobalt
iron, silver and steel
How can you obtain iron filings from a mixture of brown sugar and iron filings?
filtration
evaporation
magnetic appeal
magnetic attraction
Which statement is TRUE?
Compounds can be separated by physical methods of separation like filtration.
Mixtures can be separated by physical methods of separation like filtration.
Elements can be separated by physical methods of separation like filtration.
All the above are true.
In the separation technique known as filtration, a soluble solid is separated from a solid-liquid mixture.
TRUE
FALSE
The setup above shows the separation of a mixture of sand in seawater. Sand does not dissolve in water. It is left as a residue. Which part of the diagram shows the residue?
A
B
C
D
E
The setup above shows the separation of a mixture of sand in seawater. Sand does not dissolve in water. The water can be collected as the filtrate. Which part of the diagram shows the filtrate?
A
B
C
D
E
The setup above shows the separation of a mixture of sand in seawater. Which option shows all the correct apparatus used in the setup?
beaker, filter part, filter cone, round flask
beaker, paper, cup, triangle flask
beaker, filter funnel, filter paper
beaker, filter paper, filter funnel, conical flask
A student accidentally dropped some expensive Himalayan salt in water. The Himalayan salt dissolves in water. How can the student obtain the salt from the saltwater?
burn the salt
evaporate all the water
use filtration
use a magnet
Table salt, also known as sodium chloride can be obtained from saltwater using the separation technique called evaporation to dryness because _____.
salt easily decomposes on heating
salt does not decompose on heating
salt does not dissolve in water
salt is edible
Name the above separation technique.
(a)
Name the above separation technique.
(a)
