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Electrode potentials and electrochemical cells (A-level only)

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Question 7

Which change to an Fe3+(aq)/Fe2+(aq)\text{Fe}^{3+}(\text{aq}) / \text{Fe}^{2+}(\text{aq})Fe3+(aq)/Fe2+(aq) electrode has no effect on the electrode potential?

A

The concentration of Fe2+(aq)\text{Fe}^{2+}(\text{aq})Fe2+(aq) ions

B

The concentration of Fe3+(aq)\text{Fe}^{3+}(\text{aq})Fe3+(aq) ions

C

The surface area of the platinum electrode

D

The temperature of the system

Markscheme

Electrode potentials and electrochemical cells (A-level only) Questions

  1. A Level
  2. /Chemistry
  3. /Electrode potentials and electrochemical cells (A-level only)

34 exam-style questions on AQA A Level Chemistry Electrode potentials and electrochemical cells (A-level only), covering Electrode potentials and cells (A-level only) and Commercial applications of electrochemical cells (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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