JEE Main & Advanced
Chemistry
Electrochemistry / विद्युत् रसायन
Question Bank
Electrode potential Ecell Nernst equation and ECS
question_answer
The e.m.f. of the cell in which the following reaction \[Zn(s)+N{{i}^{2+}}(a=1.0)\]⇌ \[Z{{n}^{2+}}(a=10)+Ni(s)\] occurs, is found to be \[0.5105\,V\] at \[298K\]. The standard e.m.f. of the cell is [Roorkee Qualifying 1998]