Which of the following change represents a disproportionation reaction(s)

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Cl2+2OH−⟶ClO−+Cl−+H2O

Cu2O+2H+⟶Cu+Cu2++H2O

2HCuCl2→waterdilutionwithCu+Cu2++4Cl−+2H+

Na2S2O3+Cl2+H2O→Na2SO4+S+HCl

answer is A.

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Detailed Solution

Reaction in which same element present in the given compound undergoes both oxidation and reduction simultaneously is disproportionation reaction.

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