MHT CET20225 Aug 2022Evening ShiftChemistryElectrochemistryActual
Calculate standard cell potential for a cell having following reaction, aligned & 2 Al _ ( s ) +3 Ni ²⁺ 2 Al ³⁺+3 Ni ( s ) & ( E _ Ni ^ =-0.25 ~V , E _ A 1 ^ =-1.66 ~V ) aligned
Options
- A0.50 ~V
- B1.41 ~V
- C-0.50 ~V
- D0.41 ~V
Correct answer
B. 1.41 ~V
Step-by-step solution
aligned & E _ cell ^ = E _ Ni ^ - E _ Ai ^ & =-0.25-(-1.66) & =1.41 ~V aligned