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2.3 Ionic bonding

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Question 6

One formula unit of an ionic compound contains 7 atoms.

Which of these compounds could it be?

[1]
A

potassium sulfide

B

sodium sulfate

C

calcium hydroxide

D

aluminium oxide

Markscheme

2.3 Ionic bonding Questions

  1. GCSE
  2. /Chemistry
  3. /2.3 Ionic bonding

119 exam-style questions on Edexcel GCSE Chemistry 2.3 Ionic bonding, covering 2.3.1 Ions and the formation of ionic bonds, 2.3.2 Naming and deducing formulae of ionic compounds, and 2.3.3 Giant ionic lattices. Each one has a worked solution and a mark scheme showing where the marks go.

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