Chemistry 0620 · IGCSE · Electrolysis

Electrolysis — practice question

Platinum electrodes are used to electrolyse a dilute aqueous solution of potassium chloride. Which row gives the product formed at each electrode?

  • Aanode: chlorine, cathode: hydrogen
  • Banode: chlorine, cathode: potassium
  • Canode: oxygen, cathode: hydrogen
  • Danode: oxygen, cathode: potassium

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