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The product of the electrolysis of dilute sodium hydroxide using platinum electrodes are

Chemistry
JAMB 2002

The product of the electrolysis of dilute sodium hydroxide using platinum electrodes are

  • A. Hydrogen and oxygen gases
  • B. Water and hydrogen gas
  • C. Water and sodium metal
  • D. Sodium metal and oxygen gas
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Correct Answer: Option A
Explanation

The products of the electrolysis of dilute sodium hydroxide using platinum electrodes are hydrogen H\(_2\) at the cathode and oxygen (O\(_2\) at the anode.

This is because the reduction and oxidation of water occurs to produce hydrogen at the cathode and oxygen at the anode.

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