Chemistry path · GCSE Chemistry

Have the salt crystals actually been recovered?

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Practice question

A pupil adds water to a mixture of sodium chloride and sand, filters it and dries the sand residue. The filtrate is sodium chloride solution. Describe how to obtain a separate dry sample of sodium chloride from the filtrate.

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Official curriculum

4.1.1.2 Separating mixtures

This challenge practises knowledge and exam skills from the official GCSE science curriculum. Use these sources to see the exact subject content and its wider Key Stage 4 context.

AQA specification 4.1.1.2 Separating mixtures GOV.UK Key Stage 4 science programme

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