Olympiad workbookNSECElectrochemistry
Reaction E ₀ / V Ag Ag ⁺+ e ⁻ -0.80 Cr ³⁺+3 e ⁻ 3 Cr -0.74 Zn ²⁺+2 e ⁻ Zn -0.76 I ₂( ~s )+2 e ⁻ 2 I ⁻ 0.54 Co ²⁺+2 e ⁻ Co -0.28 Ni ²⁺+2 e ⁻ Ni -0.26 E ^0 of the given cell is array l|l||l|l Ni & ( Ni ⁺², 1.0 M ) & ( Co ⁺², 1.0 M ) & Co array
Options
- A+0.02 ~V
- B-0.02 ~V
- C-0.54 ~V
- D+0.54 ~V
Correct answer
B. -0.02 ~V
Step-by-step solution
No Solution