Chemistry WAEC

Which of the following occurs when an aqueous solution of sodium hydroxide is electrolyzed using graphite electrodes?

A. Sodium metal is produced at the anode
B. Sodium amalgam is formed at the cathode
C. Oxygen gas is produced at the anode
D. The graphite anode dissolves
E. The resulting solution becomes acidic

Correct Answer:

Option C – Oxygen gas is produced at the anode

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