For the half-cell-2 H -2 e - - E -1-30 VAt pH -2- electrode potential is-A- 1-36 VB- 1-30 VC- 1-42 VD- 1-20 V

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Representation of Cell

For the half-...

Question

For the half-cell:

At $p H = 2$ , electrode potential is:

1.36 V

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1.30 V

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1.42 V

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1.20 V

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For the half cell $E^{o} = 1.30 V$ . At $p H$ $= 3$ , electrode potential is:

{C l}_{2} + {2 e}^{-} \to {2 C l}^{-}

{P t}^{2 +} + {2 C l}^{-} \to P t + {C l}_{2}, E_{c e l l} = - 0.15 V

{P t}^{2 +} + {2 e}^{-} \to P t, E = 1.20 V

p H

E_{Q u i n h y d r o n e}^{\circ} = 1.30 V

E_{Q u i n h y d r o n e}

C l_{2} + 2 e^{-} \to 2 C l^{-}

P t^{2 +} + 2 C l^{-} \to P t + C l_{2}, E_{cell}^{o} = - 0.15 V

P t^{2 +} + 2 e^{-} \to P t, E^{o} = 1.20 V

N i^{+ 2} + 2 e^{-} ⟶ N i; E^{0} = - 0.25 V

Z n^{+ 2} + 2 e^{-} ⟶ Z n; E^{0} = - 0.77 V

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