In an electrochemical reaction of lead, at standard temperature,… | JEE Main 2023 Chemistry PYQ

MCQMediumJEE Main 2023 · 11 April, Shift 1Electrochemical Cells

In an electrochemical reaction of lead, at standard temperature, if $E^{\circ}(\mathrm{Pb^{2+}/Pb}) = m$ volt and $E^{\circ}(\mathrm{Pb^{4+}/Pb}) = n$ volt, then the value of $E^{\circ}(\mathrm{Pb^{2+}/Pb^{4+}})$ is given by $m - xn$ . The value of $x$ is _____ (Nearest integer)

A
$1$
B
$2$
C
$3$
D
$4$

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