The standard electrode potentials of Zn2+Zn and Ag+Ag are −0.763 V and +0.799 V respectively. The standard potential of the cell is
1.562 V
2.361 V
−1.562 V
−2.361 V
E∘cell=E∘cathode−E∘anode=0.799−(−0.763)=1.562 V