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4.2 Reactions of acids

4.2 Reactions of acids

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Question 13

A student wishes to prepare a pure, dry sample of zinc sulfate crystals, ZnSO4⋅7H2O\text{ZnSO}_4 \cdot 7\text{H}_2\text{O}ZnSO4​⋅7H2​O, starting from solid zinc carbonate.

a.

Describe a detailed experimental method the student should use to prepare these pure, dry crystals of zinc sulfate from zinc carbonate and an appropriate dilute acid.

[6]
b.

Identify two other zinc-containing substances that could each be reacted with a dilute acid to produce zinc sulfate.

Do not refer to zinc carbonate in your answer.

[2]
Markscheme

4.2 Reactions of acids Questions

  1. GCSE
  2. /Chemistry
  3. /4.2 Reactions of acids

40 exam-style questions on AQA GCSE Chemistry 4.2 Reactions of acids, covering 4.2.1 Reactions of acids with metals, 4.2.2 Neutralisation of acids and salt production, 4.2.3 Soluble salts, 4.2.4 The pH scale and neutralisation, 4.2.5 Titrations, and 4.2.6 Strong and weak acids (HT only). Each one has a worked solution and a mark scheme showing where the marks go.

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