Question

In the extraction of chlorine by electrolysis of brine ___________ . [NCERT Exemplar]
(a) oxidation of Cl– ion to chlorine gas occurs.
(b) reduction of Cl– ion to chlorine gas occurs.
(c) For overall reaction ∆G° has negative value.
(d) a displacement reaction takes place.

Answer 1

Answer:

In the extraction of chlorine by electrolysis of brine _oxidation of Cl– ion to chlorine gas occurs_.

Explanation:

2Cl– (aq) + 2H2O(l) → 2OH– (aq) + H2(g) + Cl2(g)