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Mixtures Quiz
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Questions in this quiz (15)
1Which of the following is a chemical change?
- A
- B
- C
- D
- A
2A molecule is:
- Athe smallest particle that can exist.
- Bthe smallest particle of an element that can exist.
- Ctwo or more atoms chemically joined together.
- Dthe same as an atom.
3When some salt is dissolved in plenty of water, which statement is most likely TRUE about the resulting solution?
- Athe solution becomes more concentrated the longer it is boiled.
- Bthe boiling point decreases the longer the solution is boiled.
- Cthe freezing point is higher than pure water.
- Dthe boiling point is lower than pure water.
4Which method of separation is best to use for checking which ink was used in a fake cheque?
- A1 filtration
- B2 crystallisation
- C3 distillation
- D4 chromatography
5Which method of separation is best to use for removing mud in muddy water?
- A1 Filtration
- B2 Crystallisation
- C3 Distillation
- D4 Chromatography
6Which order of the three words matches the three substances salt, sodium, seawater ?
- Acompound, element, mixture
- Bmixture, compound, element
- Celement, compound, mixture
- Delement, mixture, compound
7Which is the best way to get the salt back from some salty water?
- ASieving
- BUsing a magnet
- CLetting the water evaporate
- DFiltering
8The best way to separate sand from iron filings is:
- Aadding water and then filtering
- Busing a magnet
- Cfiltering
- Dsieving
9Name the PROCESS you would use to obtain a sample of SOLID SALT from some sea water
- AFiltration
- BElectrolysis
- CEvaporation
- DDistillation
10 A boy dissolved some salt in warm water. What do we call the resulting mixture?
- Aa filtrate
- Ba solution
- Ca solute
- Da solvent
11What process would be used to obtain the solvent from a solution?
- AChromatography
- BDistillation
- CFiltration
- DEvaporation
12Which of the following would you use filtration for?
- ASeparating the solute from a solution
- BMaking a solution more concentrated
- CSeparating a suspension from a solution
- DSeparating the solvent from a solution
13Put the following processes into the correct order if you wished to obtain pure salt from rock salt.
- A1. Evaporate the water 2. Dissolve the salt in water 3. Filter the solution
- B1. Dissolve the salt in water 2. Filter the solution 3. Evaporate the water
- C1. Filter the solution 2. Dissolve the salt in water 3.Evaporate the water
14After filtering a mixture what do we call the liquid that drips through the filter paper?
- ADistillate
- BFiltrate
- CResidue
15Crude oil can be separated into different substances using what method of separation?
- AFractional distillation
- BChromatography
- CSimple distillation
- DFiltration
Information
- Description
- Quiz for Cambridge KS3 science.
- Author
- Jeffrey Piggott
- Language
- English
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- 217
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