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Cambridge IGCSE Chemistry practice

Which of the following statements is true about electrolysis?

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Show answerElectrolysis revisionRevise the key idea

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MCQ

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cambridge_mcq

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Topic

Electrolysis

Exam-style question

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Which of the following statements is true about electrolysis?.

  1. A.Only metals are produced at the anode.
  2. B.Only non-metals are produced at the cathode.
  3. C.Hydrogen can be produced at the cathode.
  4. D.Oxygen is produced at the cathode.

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Paper 3 structured question: Electrolysis

Paper 3Theory (Core)1 marks

Description

Electrolysis of Water

During the electrolysis of water, an electric current is passed through water containing a small amount of acid to facilitate the process. Bubbles of gas are observed at both electrodes.

  1. a

    State the products formed at the cathode during the electrolysis of water.

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    [1]