Given -i Cu 2- - 2e - - Cu- E -0-337Vii Cu 2- - e - - Cu - - E -0-153VElctrode potential- E - for the the reaction- Cu - - e - - Cu- will be

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Given :i Cu...

Question

Given :
(i) ${C u}^{2 +} + {2 e}^{-} \to C u, E^{\circ} = 0.337 V$
(ii) ${C u}^{2 +} + e^{-} \to C u^{+}, E^{\circ} = 0.153 V$
Elctrode potential, $E^{\circ}$ for the the reaction, ${C u}^{+} + e^{-} \to C u,$ will be

0.90 V

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0.30 V

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0.38 V

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0.52 V

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Solution

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{C u}^{2 +} + {2 e}^{-} \to C u, E^{o} = + 0.337 V

{C u}^{2 +} + e^{-} \to C u^{+} E^{o} = + 0.153 V

E^{0}

{C u}^{+} + e^{-} \to C u

C u^{2 +} + 2 e^{-} ⟶ C u

E^{0} = 0.337 V

C u^{2 +} + e^{-} ⟶ C u^{+}

E^{0} = 0.153 V

E^{0}

C u^{+} + e^{-} ⟶ C u

C u^{2 +} + 2 e^{-} \to C u, E^{\circ} = 0.337 V

C u^{2 +} + e^{-} \to C u^{+}, E^{\circ} = 0.153 V

E^{\circ}

C u^{+} + e^{-} \to C u

C u^{2 +} + 2 e^{-} \to C u; E^{o} = 0.337

C u^{2 +} + e^{-} \to C u^{+}; E^{o} = - 0.153

E^{o}

C u^{+} + e \to C u

C u^{2 +} + e^{-} \to C u^{+}; E^{\circ} = 0.15 v o l t

C u^{+} + e^{-} \to C u; E^{\circ} = 0.5 v o l t

C u^{2 +} + 2 e^{-} \to C u

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