Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Chemical Sciences Electrochemistry Nernst Equation
At 298 K, a copper electrode is submerged in a 0.2 M Cu²⁺ solution, which is connected via a salt bridge to a 0.1 M Fe2+ solution containing an iron electrode. Given that Cu/Cu²⁺ = 0.34 V and Fe/Fe2+ = -0.04 V vs SHE at 298 K, what is the initial voltage of the cell (vs SHE)?
1
- 0.48 V
2
0.36 V
3
0.40 V
4
- 0.37 V
5
Question Not Attempted