Use the data to answer the following and also justify giving rason: `{:(,\" \"Cr,\" \"Mn
Channel: Doubtnut
Date: 2020-01-03

Use the data to answer the following and also justify giving rason: `{:(,\" \"Cr,\" \"Mn,\" \"Fe,\" \"Co),(E_(M^(2+)//M)^0,-0.91,-1.18,-0.44,-0.28),(E_(M^(2+)//M^(2+))^0,-0.41,+1.57,+0.77,+1.97):}` ( a) Which is a stronger redusing agent in aqueous medium `Cr^(2) or Fe^(2+)` and why ? ( b) Which is the most stable ion in +2 oxidartion and why ?