Question
Electrode potential data are given below: Fe ^ +3 ( aq )+ e ^ - Fe ^ +2 ( aq ) ; E ^ =+0.77 ~V Al ^ 3+ ( aq )+3 e ^ - Al _ ( s ) ; E ^ =-1.66 ~V Br _2( aq )+2 e ^ - 2 Br ^ - ( aq ) ; E ^ =+1.08 ~V Based on the data, the reducing power of Fe ^ 2+ , Al and Br ^ - will increase in the order