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

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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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