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3.4 Electrolysis

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Question 22
F

A student sets up the electrolysis cell shown. One electrode is copper and the other is graphite.

image

Which observations are made?

[1]
A

The copper electrode loses mass and bubbles of gas form at the graphite electrode.

B

The copper electrode gains mass and bubbles of gas form at the graphite electrode.

C

The copper electrode gains mass and the graphite electrode loses mass.

D

The copper electrode loses mass and the graphite electrode gains mass.

Markscheme

3.4 Electrolysis Questions

  1. GCSE
  2. /Chemistry
  3. /3.4 Electrolysis

52 exam-style questions on OCR GCSE Chemistry 3.4 Electrolysis, covering 3.4.1 Products formed at the electrodes in electrolysis and 3.4.2 The technique of electrolysis. Each one has a worked solution and a mark scheme showing where the marks go.

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