MHT CET202310 May 2023Evening ShiftChemistryElectrochemistryActual
Calculate E _ cell ^ in which following reaction occurs. Mg _ ( s ) +2 Ag _ (1 M ) ⁺ Mg _ (1 M ) ⁺⁺+2 Ag _ ( s ) if E _ Ag ^ =0.8 ~V and E _ Mg ^ =-2.37 ~V
Options
- A-3.17 ~V
- B3.17 ~V
- C-1.57 ~V
- D1.57 ~V
Correct answer
B. 3.17 ~V
Step-by-step solution
For the given cell reaction, anode is Mg and cathode is Ag. aligned E _ cell ^0 & = E _ cathode ^0- E _ anode ^0 & =0.8-(-2.37) & =3.17 ~V aligned