Essential Chemistry for IGCSE - Electricity And Chemistry (Section 3 - No. 8)
Which of the following is produced during the electrolysis of sodium chloride solution?
Hydrogen gas
Chlorine gas
Oxygen gas
Sodium hydroxide
Explanation
During the electrolysis of sodium chloride solution (brine), hydrogen gas is formed at the cathode, chlorine gas is formed at the anode, and sodium hydroxide is produced in the solution.
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