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7.2 Group 7

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Question 6
H

A halogen X is added separately to potassium chloride, potassium bromide and potassium iodide solutions. A displacement reaction happens with only one of the solutions. Which halogen could X be?

[1]
A

chlorine

B

bromine

C

astatine

D

iodine

Markscheme

7.2 Group 7 Questions

  1. GCSE
  2. /Chemistry
  3. /7.2 Group 7

41 exam-style questions on Edexcel GCSE Chemistry 7.2 Group 7, covering 7.2.1 Physical properties of the halogens, 7.2.2 Reactions of the halogens, 7.2.3 Relative reactivity and displacement reactions of the halogens, and 7.2.4 Halogen displacement as a redox reaction. Each one has a worked solution and a mark scheme showing where the marks go.

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