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Chemistry · May / June 2021 · Paper 12 · Question 14

5070Electrolysis

Molten sodium chloride is electrolysed. Which change occurs at the cathode?

  1. ASodium ions are oxidised.
  2. BSodium ions are reduced.
  3. CChloride ions are oxidised.
  4. DChloride ions are reduced.

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Correct answer: B. Sodium ions are reduced.

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