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3.2 Methods of separating and purifying substances

3.2 Methods of separating and purifying substances

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Question 28

An industrial process produces a liquid mixture containing methanol and water.

The boiling point of methanol is 65∘C65^{\circ}\text{C}65∘C.

The boiling point of water is 100∘C100^{\circ}\text{C}100∘C.

These two liquids are completely miscible (they mix together fully).

Describe the process used to separate these two liquids.

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Markscheme

3.2 Methods of separating and purifying substances Questions

  1. GCSE
  2. /Chemistry
  3. /3.2 Methods of separating and purifying substances

107 exam-style questions on Edexcel GCSE Chemistry 3.2 Methods of separating and purifying substances, covering 3.2.1 Pure substances and mixtures, 3.2.2 Techniques for separating mixtures, 3.2.3 Paper chromatography and Rf values, and 3.2.4 Making water potable. Each one has a worked solution and a mark scheme showing where the marks go.

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