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7.1 Group 1

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Question 10
H

Which pair of atomic numbers belongs to two elements in the same group, with the second element more reactive than the first?

[1]
A

19 and 11

B

9 and 17

C

2 and 10

D

3 and 19

Markscheme

7.1 Group 1 Questions

  1. GCSE
  2. /Chemistry
  3. /7.1 Group 1

41 exam-style questions on Edexcel GCSE Chemistry 7.1 Group 1, covering 7.1.1 Classifying elements by group in the periodic table and 7.1.2 Properties and reactions of the alkali metals. Each one has a worked solution and a mark scheme showing where the marks go.

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