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ZIMSEC A-Level Chemistry

6.1.6.2Electrode potentials

Electrode potentials in ZIMSEC A-Level Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic24 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 6.1.6.2.1Describe standard electrode potential and standard cell potential.
  2. 6.1.6.2.2Describe the measurement of electrode potentials using the standard hydrogen electrode.
  3. 6.1.6.2.3Calculate standard cell potentials and predict the feasibility of a reaction from them.

Lessons

  • Standard electrode potentials and cell potentials

    50 min

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Sample question

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Electrode potentials: sample question

1 mark

Why is a platinum electrode used in the half-cell FeX3+(aq)+eX−⇌FeX2+(aq)\ce{Fe^3+(aq) + e- <=> Fe^2+(aq)}?

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