Chemistry 5070 · O Level · Preparation of salts

Preparation of salts — practice question

Which methods can be used to prepare a pure sample of copper(II) sulfate? 1. acid reacting with a metal carbonate 2. acid reacting with a metal oxide 3. acid reacting with a metal 4. precipitation method

  • A1 and 2 only
  • B1 and 3 only
  • C1, 2 and 3
  • D1, 2 and 4

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