Chemistry - Electrochemistry Question with Solution | TestHub

For the given reactions

${\mathrm{Sn}}^{2+}+2{\mathrm{e}}^{-}\to \mathrm{Sn}$

${\mathrm{Sn}}^{4+}+4{\mathrm{e}}^{-}\to \mathrm{Sn}$ the electrode potentials are ; ${\mathrm{E}}_{{\mathrm{Sn}}^{2+}/\mathrm{Sn}}^{°}=-0.140 \mathrm{V}$ and ${\mathrm{E}}_{{\mathrm{Sn}}^{4+}/\mathrm{Sn}}^{°}=0.010 \mathrm{V}$. The magnitude of standard electrode potential for ${\mathrm{Sn}}^{4+}/{\mathrm{Sn}}^{2+}$ i.e. ${\mathrm{E}}_{{\mathrm{Sn}}^{4+}/{\mathrm{Sn}}^{2+}}^{°}$ is____$\times {10}^{-2} \mathrm{V}$(Nearest integer)