Consider the cell at 25^\circ{C} {Zn} \|{Zn}^{2+}({aq}),(1 {M}) \parallel{Fe}^{3+}({aq}), {Fe}^{2+}({aq})) {Pt}({s}) The fraction of total iron present as {Fe}^{3+} ion at the cell potential of 1.500 {V} is {x} \\times10^{-2}. The value of {x} is _______ \. (Nearest integer) (Given : E^\circ_{{Fe}^{3+\/ {Fe}^{2+}} }=0.77 {V}, {E}^\circ_{{Zn}^{2+} \/ {Zn}} =-0.76 {V}) [25 Jul 2021 Shift 1]

Electrochemistry Part 1

Section: Chemistry

Question : 9 of 100

Marks: +1, -0

Consider the cell at 25°C
Zn|Zn2+(aq),(1M)∥Fe3+(aq),Fe2+(aq))‌Pt(s)
The fraction of total iron present as Fe3+ ion at the cell potential of 1.500V is x×10−2. The value of x is _______ . (Nearest integer)
(Given : E°Fe3+∕Fe2+=0.77V,E°Zn2+∕Zn=−0.76V)

[25 Jul 2021 Shift 1]

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