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The standard electrode of a metal ion (...

The standard electrode of a metal ion `(Ag|Ag^(o+))` and metal `-` insoluble salt anion `(Ag|AgCl|Cl^(-))` are related as

A

`E_(Ag^+"|"Ag)^(@)=E_(Cl(-)"|"AgCl"|"Ag)^(@)+(RT)/FInK_(sp)`

B

`E_(Cl(-)|"AgCl"|"Ag)^(@)`=`E_(Ag^+"|"Ag)^(@)+(RT)/FInK_(sp)`

C

`E_(Cl(-)"|"AgCl"|"Ag)^(@)`=`E_(Ag^+"|"Ag)^(@)-(RT)/FIn([Cl^-])/K_(sp)`

D

`E_(Cl(-)"|"AgCl"|"Ag)^(@)`=`E_(Ag^+"|"Ag)^(@)-(RT)/FIn([Cl^-])/K_(sp)`

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The correct Answer is:
B
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The standard electrode of a metal ion (Ag|Ag^(o+)) and metal - insoluble salt anion (Ag|AgCl|Cl^(c-)) are related as (a) E^(c-)._(Ag^(o+)|Ag)=E^(c-)._(Cl^(c-)|AgCl|Ag)+(RT)/(F)ln K_(sp) (b) E^(c-)._(Cl^(c-)|AgCl|Ag)=E^(c-)._(Ag^(o+)\Ag)+(RT)/(F)lnK_(sp) (c) E^(c-)._(Ag^(o+)|Ag)=E^(c-)._(Cl^(c-)|AgCl|Ag)+(RT)/(F)ln.([Cl^(c-)])/(K_(sp)) (d) E^(c-)._(Cl^(c-)|AgCl|Ag)=E^(c-)._(Ag^(o+)|Ag)+(RT)/(F)ln.(K_(sp))/([Cl^(c-)])

A metal - insoluble salt electrode consists of

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The metal-insoluble salt electrode consists of a metal M coated with a porous insoluble salt MX In a solution of X^(-), A good example is Ihe silver, silver-chloride electrode for which the half-cell reaction is AgCI(s)+e Leftrightarrow Ag(s) + CI (aq), where, the reduction of sold silver chloride produces solid silver and releases chloride ion into solute for the cell M(s)|M^(2+) (aq)||Ag^(+) (aq)|Ag(s)" "E_(M//M^(2+))^(@)=+2.37V and E_(Ag//Ag)^(@)=+0.80V If cell reaction is in equilibrium stage, value of logarithms of equilibrium constant is

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