1.

Balance the following Redox reaction by ion-electron method or oxidation number method (Acid medium).Cr_2O_(7(aq))^(2-) + SO_(2) .............> Cr^(3+) SO_(4(aq))^(2-)

Answer»

SOLUTION :`Cr_2O_7^(2-) (AQ) + 3SO_2 (g) + 2H^+ (aq) to 2Cr^(3+) (aq) + 3SO_4^(2-) (aq) + H_2O (L)`


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