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4.2 Reactions of acids

4.2 Reactions of acids

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Question 11

This question is about the preparation of soluble salts.

a.

Soluble salts can be prepared by reacting metal oxides with acids. Give one other type of substance that can react with an acid to form a soluble salt.

[1]
b.

Iron(III) sulfate contains the ions Fe3+\text{Fe}^{3+}Fe3+ and SO42−\text{SO}_4^{2-}SO42−​. Give the chemical formula of iron(III) sulfate.

[1]
c.

Describe a method to make pure, dry crystals of zinc sulfate from an insoluble metal carbonate and a dilute acid.

[6]
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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