1.

In which of the following cases equivalent mass of a reductant is equal to its molecular mass-

Answer»

`Cr_(2)O_(7)^(2-)+6I^(-)14H^(+)to2Cr^(3+)+3I_(2)+7H_(2)O`
`MnO_(4)^(-)+5Fe^(2+)8H^(+)to5F^(3+)+MN^(2+)+4H_(2)O`
`2Na_(2)S_(2)O_(3)+I_(2)toNa_(2)S_(4)O_(6)+2NaI`
`MnO_(4)^(-)5C_(2)O_(4)^(2-)+16H^(+)toMn^(2+)+10CO_(2)+8H_(2)O`

Answer :B::C


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