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Electrolysis

Electrolysis

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Question 14

During the electrolysis of molten lead(II) bromide, lead and bromine are formed.

What happens at the positive electrode (anode)?

A

The bromide ion, Br−\text{Br}^-Br−, gains an electron.

B

The bromide ion, Br−\text{Br}^-Br−, loses an electron.

C

The lead ion, Pb2+\text{Pb}^{2+}Pb2+, gains electrons.

D

The lead ion, Pb2+\text{Pb}^{2+}Pb2+, loses electrons.

Markscheme

Electrolysis Questions

  1. GCSE
  2. /Chemistry
  3. /Electrolysis

34 exam-style questions on OCR GCSE Chemistry Electrolysis. Each one has a worked solution and a mark scheme showing where the marks go.

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