Revision Questions
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Assessment
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D Voke
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Chemistry, Physics
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4th Grade
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8 plays
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Medium
Student preview
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20 questions
Show answers
1.
Multiple Choice
Bethan has collected a sample of seawater in a bucket from her local beach. The seawater contains water, salt and sand. Which series of separation techniques could she use to separate and collect the sand, salt and water?
Filtration followed by evaporation
Distillation followed by filtration
Filtration followed by distillation
2.
Multiple Choice
Which method involves evaporating half the solvent away?
Crystallisation
Evaporation
Magnetic Separation
Filtering
3.
Multiple Choice
What metal is magnetic?
Gold
Iron
Silver
Aluminium
4.
Multiple Choice
which substance can be separated from its mixture by filtration?
water from seawater
small stones from seawater
salt from seawater
5.
Multiple Choice
Chromatography separates the mixture of dyes on the basis of their.........
density
gravity
boiling point
solubility
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