Which of the following will produce oxygen and hydrogen during its electrolysis using platinum electrode?

Chemistry WAEC 1998

Which of the following will produce oxygen and hydrogen during its electrolysis using platinum electrode?

  • Glucose solution
  • Aqueous copper (ll) tetraoxosulphate (IV)
  • Dilute sodium chloride solution checkmark
  • Concentrated hydrochloric acid
  • Dilute copper (ll) chloride solution

The correct answer is: C

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