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Cambridge AS & A Level Chemistry

11.3Some reactions of the halide ions

Some reactions of the halide ions in Cambridge AS & A Level Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
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Learning objectives

What the syllabus expects you to be able to do.

  1. 11.3.1Describe the relative reactivity of halide ions as reducing agents.
  2. 11.3.2Describe and explain the reactions of halide ions with silver ions then aqueous ammonia, and with concentrated sulfuric acid.

Lessons

  • Halide ions: reducing power, silver nitrate and concentrated sulfuric acid

    45 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Some reactions of the halide ions: sample question

1 mark

Which gas is the only product (apart from NaHSO₄) when concentrated sulfuric acid is added to solid sodium chloride?

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