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2.2 The periodic table

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Question 16
H

Which ion has the same electronic configuration as an atom of neon and is formed by an element in Period 3?

[1]
A

F−\mathrm{F^{-}}F−

B

Al3+\mathrm{Al^{3+}}Al3+

C

S2−\mathrm{S^{2-}}S2−

D

K+\mathrm{K^{+}}K+

Markscheme

2.2 The periodic table Questions

  1. GCSE
  2. /Chemistry
  3. /2.2 The periodic table

50 exam-style questions on Edexcel GCSE Chemistry 2.2 The periodic table, covering 2.2.1 Mendeleev's periodic table, 2.2.2 Periods, groups, metals and non-metals, and 2.2.3 Electronic configuration and position in the periodic table. Each one has a worked solution and a mark scheme showing where the marks go.

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