Which common household chemical is produced when electricity is passed through brine in a process called chlor-alkali?
A
Sodium hydroxide and chlorine gas
B
Vinegar
C
Bleach
D
Hydrogen peroxide
Correct Answer: Option A — Sodium hydroxide and chlorine gas
Explanation:
Electrolysis of brine sodium chloride solution produces sodium hydroxide chlorine gas and hydrogen gas through the chlor-alkali process used widely in chemical industry.