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4.2 Electrolytic processes

4.2 Electrolytic processes

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Question 18

Which statement correctly describes what happens during the process of electrolysis?

A

Covalent substances are separated into their constituent parts by boiling.

B

Ionic compounds are decomposed using an electric current.

C

Physical mixtures of substances are separated by filtration.

D

Atoms are broken down into subatomic particles.

Markscheme

4.2 Electrolytic processes Questions

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

83 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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