1.

When KMnO_(4) acts as an oxidising agent and ultimately forms MnO_(4)^(-2),MnO_(2),Mn_(2)O_(3) and Mn^(+2) then the number of electrons transferred in each case respectively is

Answer»

4,3,1,5
4,1,4
3,2,3
2,1,2

Answer :C


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