Air can oxidize sodium sulphate in aqueous solution but cannot do so in the case of sodium arsenite. If, however, air is passed through a solution containing both sodium sulphite and sodium arsenite t

Question

Air can oxidize sodium sulphate in aqueous solution but cannot do so in the case of sodium arsenite. If, however, air is passed through a solution containing both sodium sulphite and sodium arsenite then both are oxidized. This is an example of

Prashant Kotian · Accepted Answer

Correct answer: C. This is induced catalysis: the reaction that proceeds (oxidation of sodium sulphite) induces another reaction that does not proceed on its own (oxidation of sodium arsenite).

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