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The half cell reaction, with its standar...

The half cell reaction, with its standard reduction potentials are
I) `Pb^(2+) + 2Ag to 2Ag^(+) + Pb (E^(0) = -0.13V)`
II)` Ag^(+) + e^(-) to Ag(E^(0) = + 0.80 V)`
Which of the following reactions will occur ?

A

`Pb^(2+) + 2Ag to 2Ag^(+) + Pb`

B

`Pb^(+) + H_2 to 2H^(+) + Pb`

C

`2H^(+) + 2Ag to 2Ag^(+) + H_2`

D

`2Ag^(+) + Pb to Pb^(2+) + 2Ag `

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH SERIES-ELECTROCHEMISTRY -LEVEL-I ( EXERCISE-I)
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  7. The potential of single electrode depends upon

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  8. The Nernst equation giving dependence of electrode potential on concen...

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  9. Consider the following four electrode : A = Cu^(2+) (0.0001 M)// Cu(...

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  10. The Nernst equation for the reduction potential of a non metal A when ...

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  11. Which of the following is not correct ?

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  12. The e.m.f of the following Deniell at 298 K is E1 , Zn//ZnSO4 (0.01 M...

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  13. Zn(s) + Cl2 (1 atm ) to Zn^(2+) + 2Cl^(-) , the E^(0) of the cell is ...

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  14. For the cell Zn// Zn^(2+) // // Cu^(2+) // Cu , if the concentration o...

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  15. In a cell that utilises the reaction Zn((s)) + 2H((aq))^(+) to Zn((aq)...

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  16. For a cell reaction , Cu^(2+) (C1 , aq) + Zn(s) to Zn^(2+) (C2 , aq) +...

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  17. The relationship between standard reduction potential of a cell and eq...

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  18. For a spontaneous reaction the DeltaG , equilibrium constant (K) and E...

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  19. For the reaction Pt// H2 (1 atm) // H^(+) (aq) // // Cl^(-) (aq) // Ag...

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  20. The relationship between free energy and electrode potential is

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