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4.2 Electrolytic processes

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Question 9
F

A student wants sodium chloride to conduct electricity during electrolysis. Which change allows its ions to move?

[1]
A

Cool the solid sodium chloride

B

Melt the sodium chloride

C

Grind the solid into a finer powder

D

Connect the solid to an alternating-current supply

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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