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4.2 Electrolytic processes

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Question 9
F

Four aqueous solutions are electrolysed using inert electrodes. Silver is less reactive than hydrogen. Which row gives the correct products?

[1]
A

potassium bromide: potassium at the cathode, bromine at the anode

B

magnesium sulfate: magnesium at the cathode, oxygen at the anode

C

silver nitrate: silver at the cathode, oxygen at the anode

D

copper nitrate: hydrogen at the cathode, oxygen at the anode

Markscheme

4.2 Electrolytic processes Questions

  1. GCSE
  2. /Chemistry
  3. /4.2 Electrolytic processes

52 exam-style questions on Edexcel GCSE Chemistry 4.2 Electrolytic processes, covering 4.2.1 Electrolytes and the process of electrolysis, 4.2.2 Products of electrolysis using inert electrodes, 4.2.3 Half equations, oxidation and reduction in electrolysis, and 4.2.4 Electrolysis of copper sulfate and purifying copper. Each one has a worked solution and a mark scheme showing where the marks go.

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