Consider the cell Pt(s)|H₂(g) (1 atm)|H⁺ (aq,[H⁺ ] = 1)||F e³⁺ (aq),F e²⁺ (aq)|Pt(s) Given E_ F e³⁺ /F e²⁺ ^(o) = 0.771 V and E H⁺ /1/2 H₂ ^(o) = 0 V, T = 298 K If the potential of the cell is 0.712 V, the ratio of concentration of Fe ²⁺ to Fe ³⁺ is _ _ _ _ _ _ _ (Nearest integer)

Redox Reactions and Electrochemistry: JEE Main 2023 Chemistry question

JEE Main 2023 · 25 Jan, Morning shift · Q7

JEE Main 202325 Jan, Morning shiftChemistryHardRedox Reactions and Electrochemistry138× since 2002

Consider the cell

\mathrm{Pt(s)|{H_2}(g)\,(1\,atm)|{H^ + }\,(aq,[{H^ + }] = 1)||F{e^{3 + }}(aq),F{e^{2 + }}(aq)|Pt(s)}

Given

\mathrm{E_{F{e^{3 + }}/F{e^{2 + }}}^o = 0.771\,V}

and

\mathrm{E_{{H^ + }/1/2\,{H_2}}^o = 0\,V,\,T = 298\,K}

If the potential of the cell is 0.712 V, the ratio of concentration of Fe

^{2+}

to Fe

^{3+}

is _____________ (Nearest integer)

Your answerType your answer. Integers and decimals are accepted.