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2.3 Ionic bonding

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Question 5

Aluminium sulfate is an ionic compound with the formula Al2(SO4)3\mathrm{Al_{2}(SO_{4})_{3}}Al2​(SO4​)3​.

Which pair of ions is consistent with this formula?

[1]
A

Al2+\mathrm{Al^{2+}}Al2+ and SO43−\mathrm{SO_{4}^{3-}}SO43−​

B

Al2+\mathrm{Al^{2+}}Al2+ and SO42−\mathrm{SO_{4}^{2-}}SO42−​

C

Al3+\mathrm{Al^{3+}}Al3+ and SO42−\mathrm{SO_{4}^{2-}}SO42−​

D

Al3+\mathrm{Al^{3+}}Al3+ and SO43−\mathrm{SO_{4}^{3-}}SO43−​

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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