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4.2 Reactions of acids

4.2 Reactions of acids

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Question 35

This question is about the preparation of soluble salts.

a.

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

[1]
b.

Sodium sulfate contains the ions Na+\text{Na}^+Na+ and SO42−\text{SO}_4^{2-}SO42−​. Give the formula of sodium sulfate.

[1]
c.

Describe a method to make pure, dry crystals of copper(II) sulfate from an insoluble metal oxide 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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