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Consider the Reaction Given By
-In the Same Mechanism, the Faradaic Impedance (ZF) Is

Question 24

Multiple Choice

Consider the reaction given by M⟶k1Mads++e−Mads+k2⟵k−2Msol2++e−\begin{array} { l } M \stackrel { k _ { 1 } } { \longrightarrow } M _ { ads } ^ { + } + e ^ { - } \\\\M _ { a d s} ^ { + } \frac { k _ { 2 } } { \longleftarrow k _ { - 2 } } M _ { s o l } ^ { 2 + } + e ^ { - }\end{array} .
-In the same mechanism, the faradaic impedance (ZF) is given by iF=F[k1(1−θ) +k2θ−k−2(1−θ) CMsol+2]i _ { F } = F \left[ k _ { 1 } ( 1 - \theta ) + k _ { 2 } \theta - k _ { - 2 } ( 1 - \theta ) C _ { M _ { \mathbf { sol } } ^ { +2 } } \right]


A) (ZF) −1=F(b1k1dc(1−θss) +b2k2dcθss−b−2k−2dcCMsol+2(1−θss) −(k1dc−k2dc+k−2dcCMsol+2) dθdE) \left( Z _ { F } \right) ^ { - 1 } = F \left( b _ { 1 } k _ { 1 dc } \left( 1 - \theta _ { ss } \right) + b _ { 2 } k _ { 2 d { c } } \theta _ { ss } - b _ { - 2 } k _ { - 2 d c } C _ { M _ {sol } ^ { +2 } } \left( 1 - \theta _ { s s } \right) - \left( k _ { 1 d c } - k _ { 2 dc } + k _ { - 2 d c } C _ { M _ {sol} ^ {+ 2 } } \right) \frac { d \theta } { d E } \right)
B) (ZF) −1=F(b1k1dc(1−θss) +b2k2dcθss−b−2k−2dcCMsol+2(1−θss) −(k1dc−k2dc+k−2dcCMsol+2) dθdE) \left( Z _ { F } \right) ^ { - 1 } = F \left( b _ { 1 } k _ { 1 d c } \left( 1 - \theta _ { ss } \right) + b _ { 2 } k _ { 2 d { c } } \theta _ { ss } - b _ { - 2 } k _ { - 2 d c } C _ { M _ {sol } ^ { +2 } } \left( 1 - \theta _ { s s } \right) - \left( k _ { 1 d c } - k _ { 2 dc } + k _ { - 2 d c } C _ { M _ {sol} ^ {+ 2 } } \right) \frac { d \theta } { d E } \right)
C) (ZF) −1=F(b1k1dc(1−θss) +b2k2dcθss−(k1dc−k2dc+k−2dcCMsol+2) dθdE) \left( Z _ { F } \right) ^ { - 1 } = F \left( b _ { 1 } k _ { 1 { dc } } \left( 1 - \theta _ { s s } \right) + b _ { 2 } k _ { 2 {dc } } \theta _ { ss } - \left( k _ { 1 { dc } } - k _ { 2 d { c } } + k _ { - 2 { dc } } C _ { M^{+2} _ { { sol } } } \right) \frac { d \theta } { d E } \right)
D) (ZF) −1=F(b1k1dc(1−θss) +b2k2dcθss−b−2k−2dcCMsol+2(1−θss) +(k1dc−k2dc+k−2dcCMsol+2) dθdE) \left( Z _ { F } \right) ^ { - 1 } = F \left( b _ { 1 } k _ { 1 d c } \left( 1 - \theta _ { ss } \right) + b _ { 2 } k _ { 2 d { c } } \theta _ { ss } - b _ { - 2 } k _ { - 2 d c } C _ { M _ {sol } ^ { +2 } } \left( 1 - \theta _ { s s } \right) +\left( k _ { 1 d c } - k _ { 2 dc } + k _ { - 2 d c } C _ { M _ {sol} ^ {+ 2 } } \right) \frac { d \theta } { d E } \right)

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