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Cambridge IGCSE Chemistry practice

What is the role of electrons in redox reactions?

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MCQ

Type

cambridge_mcq

Style

Topic

Redox

Exam-style question

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What is the role of electrons in redox reactions?.

  1. A.They are not involved
  2. B.They are transferred between reactants
  3. C.They are created during the reaction
  4. D.They are destroyed during the reaction

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Paper 4 structured question: Redox

Paper 4Theory (Extended)1 marks

Description

Redox Reaction Example

Consider the reaction between zinc and copper sulfate: Zn + CuSO4 → ZnSO4 + Cu.

  1. a

    State the substance that is oxidized in the reaction.

    Aim for approximately 1 distinct marking point.

    [1]