MHT CET 2025 Chemistry question

ChemistryElectrochemistryMHT CET 2025

If standard reduction potential () of ( | ), ( | ), ( |) and ( | ) are -2.37 V, +0.79 V, -0.76 V and +0.34 V respectively. Which of the following reaction is spontaneous?

Answer: (C)

Solution

A reaction is spontaneous if (cathode = species reduced, anode = species oxidised). (A) Zn is oxidised, reduced: V, non-spontaneous. (B) Ag is oxidised, reduced: V, non-spontaneous.

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-102699