Electrochemistry

For the given reactions

Sn²⁺ + 2e^\(-\) \(\to\) Sn

Sn⁴⁺ + 4e^\(-\) \(\to\) Sn

the electrode potentials are ; \(E_{S{n^{2 + }}/Sn}^o = - 0.140\) V and \(E_{S{n^{4 + }}/Sn}^o = + 0.010\) V. The magnitude of standard electrode potential for \(S{n^{4 + }}/S{n^{2 + }}\) i.e. \(E_{S{n^{4 + }}/S{n^{2 + }}}^o\) is _____________ \(\times\) 10^\(-\)2 V. (Nearest integer)