JEE · NEET Previous Year Question

Consider the following $E^{\circ }$ values
$E_{F{e}^{3+}/F{e}^{2+}}^{\circ }=0.77V$
$E_{S{n}^{2+}/\text{Sn}}^{\circ }=-0.14V$
Under standard conditions the potential for the reaction
$\text{Sn}\text{(}s\text{)}+2{\text{Fe}}^{3+}\text{(}\text{aq}\text{)}\text{⟶}2{\text{Fe}}^{2+}\text{(}\text{aq}\text{)}+{\text{Sn}}^{2+}\text{(}\text{aq}\text{)}$ is

Topic: JEE PYQ

Answer: C. Full step-by-step solution below.