MHT CET20239 May 2023Evening ShiftChemistryElectrochemistryActual
A reaction, Ni _ ( s ) + Cu _ ( IM ) ⁺⁺ Ni _ ( IM 2 ⁺⁺+ Cu _ ( s ) occurs in a cell. Calculate E _ cell ^6 if E _ Cu ^0=0.337 ~V and E _ Ni ^ o =-0.257 ~V
Options
- A0.594 ~V
- B-0.594 ~V
- C-0.08 ~V
- D0.08 ~V
Correct answer
A. 0.594 ~V
Step-by-step solution
The standard cell potential is given by aligned E _ cell ^o & = E _ cathode ^ - E _ anode ^o E _ cell ^ & = E _ Cu ^ - E _ Ni ^ & =(0.337 ~V )-(-0.257 ~V ) & =0.337 ~V +0.257 ~V & =0.594 ~V aligned