Mg(s) | Mg2+(0.001M) || Cu2+(0.0001 M) | Cu(s)
The value of for the above reaction is -
1. | 3.46 V | 2. | 3.15 V |
3. | 2.67 V | 4. | 1.24 V |
The value of Ecell in the reaction below will be:
\(\small{Pt(s)|Br^{-}(0.010 \ M)|Br_{2}(l) \ ||H^{+}(0.030 \ M)|H_{2}(g)(1 \ bar)|Pt(s)}\)
\(E_{Br^{-}/Br_{2}}^{o} \ = \ -1.09 \ V\)
1. +1.298 V
2. –1.398 V
3. –1.298 V
4. –1.198 V