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8.3 Identification of ions by chemical and spectroscopic means

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Question 9

A laboratory making coloured ceramic glazes prepares a solution containing iron(II) ions. Sodium hydroxide solution is added to check the solution.

Which observation should be recorded?

[1]
A

A blue precipitate forms

B

A brown precipitate forms

C

A white precipitate forms

D

A green precipitate forms

Markscheme

8.3 Identification of ions by chemical and spectroscopic means Questions

  1. GCSE
  2. /Chemistry
  3. /8.3 Identification of ions by chemical and spectroscopic means

93 exam-style questions on AQA GCSE Chemistry 8.3 Identification of ions by chemical and spectroscopic means, covering 8.3.1 Flame tests, 8.3.2 Metal hydroxides, 8.3.3 Carbonates, 8.3.4 Halides, 8.3.5 Sulfates, 8.3.6 Instrumental methods, and 8.3.7 Flame emission spectroscopy. Each one has a worked solution and a mark scheme showing where the marks go.

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