JEE Main Chemistry question

Which element is extracted commercially by the electrolysis of an aqueous solution of one of its compounds?

(A)Sodium
(B)Aluminium
(C)ChlorineCorrect
(D)Bromine

Answer: (C)

Solution

Chlorine is produced commercially by electrolysis of aqueous brine (NaCl solution) in the chlor-alkali process. Sodium and aluminium require electrolysis of their molten (fused) salts, since

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Question ID VK-146832