1.

Complete the following chemical equations : (i) MnO_(4)^(-)(aq)+S_(2)O_(3)^(2-)(aq)+H_(2)O(l)to (ii) Cr_(2)O_(7)^(2-)(aq)+Fe^(2+)(aq)+H^(+)(aq)to

Answer»

Solution :The completed equations are given as under :
(i) `8MnO_(4)^(-)(aq)+3S_(2)O_(3)^(2-)(aq)+H_(2)O(L)to8MnO_(2)(s)+6SO_(4)^(2-)(aq)+2OH^(-)(aq)`
(II) `Cr_(2)O_(7)^(2-)(aq)+14H^(+)(aq)+6Fe^(2+)(aq)to2Cr^(3+)(aq)+7H_(2)O(l)+6Fe^(3+)(aq)`


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