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In a cell that utilises the reaction Zn(...

In a cell that utilises the reaction `Zn_((s)) + 2H_((aq))^(+) to Zn_((aq))^(2+) + H_(2(g))` addition of `H_2 SO_4` to cathode compartment, will

A

lower the E and shift equilibrium to the left

B

increase the E and shift equlibrium to the left

C

increase the E and shift equlibrium to the right

D

lower the E and shift equilibrium to the right

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The correct Answer is:
C
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AAKASH SERIES-ELECTROCHEMISTRY -LEVEL-I ( EXERCISE-I)
  1. Zn(s) + Cl2 (1 atm ) to Zn^(2+) + 2Cl^(-) , the E^(0) of the cell is ...

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

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

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

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

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

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

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  8. The relationship between free energy and electrode potential is

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  9. When an electric cell is charged, then

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  10. When lead storage battery is discharged

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  11. When lead storage battery is charged

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  12. During the charging of lead storage battery, the reaction occuring at ...

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  13. With respect to fuel cell prepared from H2 and O2 gases, the false sta...

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  14. Hydrogen - oxygen fuel cells are used in space prograins to supply

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  15. In a hydrogen - oxygen fuel cell, combustion of hydrogen occurs to

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  16. Which of the following reactions is used to make a fuel cell ?

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  17. Corrosion is basically a/an

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  18. In which of the following will the corrosion of iron be most rapid ?

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  19. Which of the following metals acts as a sacrificial anode for iron art...

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  20. The composition of rust is

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