Redox Reactions And Electrochemistry Mock Tests

In the balanced redox reaction MnO₄⁻ + Fe²⁺ + H⁺ → Mn²⁺ + Fe³⁺ + H₂O, what is the stoichiometric ratio of MnO₄⁻ to Fe²⁺?

The EMF of the cell Zn|Zn²⁺(0.1 M)||Cu²⁺(0.01 M)|Cu at 298 K is: (E°cell = 1.10 V, 2.303RT/F = 0.0591 V)

The cell reaction Zn + Cu2+ -> Zn2+ + Cu has Ecell = 1.10 V. The maximum work is:

The process of electrolytic refining of copper uses:

Which of the following is the strongest oxidizing agent? (Standard electrode potentials: F₂/F⁻ = +2.87 V, Cl₂/Cl⁻ = +1.36 V, Br₂/Br⁻ = +1.09 V, I₂/I⁻ = +0.54 V)

In a hydrogen-oxygen fuel cell, the product formed is:

Which of the following reactions involves an oxidation process?

The number of moles of electrons in 96500 C is: