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8.3 Identification of ions by chemical and spectroscopic means

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Question 4
F

Scientists use instrumental methods instead of chemical tests to analyse samples.

a.

Give two advantages of instrumental methods compared with chemical tests.

[2]
b.

Name the instrumental method used to analyse metal ions in solutions.

[1]
c.

Give one reason why chemical tests are still used in school laboratories.

[1]
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

40 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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