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The tendencies of the electrodes made up...

The tendencies of the electrodes made up of Cu, Zn and Ag to release electrons when dipped in their respective salt solutions decrease in the order :

A

`Zn gt Ag gt Cu`

B

`Cu gt Zn gt Ag`

C

`Zn gt Cu gt Ag`

D

`Ag gt Cu gt Zn`

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MODERN PUBLICATION-ELECTROCHEMISTRY -REVISION EXERCISES OBJECTIVE QUESTIONS (MULTIPLE CHOICE QUESTIONS)
  1. Which of the following statements is incorrect about cycas?

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  2. Write Nernst equation for the electrode reaction : M^(n+)(aq)+"n"e^(...

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  3. Saturated solution of KNO3 is used to make "salt bridge" because .

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  4. The charge on 1 gram mole ion of N-is

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  5. In Leclanche cell, Zinc rod is placed in

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  6. Calculate the number of coulombs required to deposit 5.4 g of Al when...

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  7. Consider the following E^(@) values E^(o)""(Fe^(3+)//Fe^(2+))= +0.77...

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  8. For the feasibility of a redox reaction in a cell, the emf should be.

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  9. The units of conductivity of the solution are

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  10. Name the metal which is used for galvanising iron.

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  11. Which of the following statements is false

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  12. The tendencies of the electrodes made up of Cu, Zn and Ag to release e...

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  13. The unit of cell constant is -

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  14. Which one of the following statements is not correct

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  15. Conductivity of an electrolytic solution depends on:

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  16. For the given cell, Mg|Mg^(2+)||Cu^(2+)|Cu

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  17. Molar conductance of a solution is given by the expression ^^m = (kx...

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  18. Standard electrode potential of SHE at 298 K is :

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  19. How many faradays are required to reduce 1 mol of MnO4^(-) to Mn^(2+)...

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  20. Given E(Cr^(3+)//cr)^@ =- 0.72 V, E(Fe^(2+)//Fe)^@ =- 0.42 V. The pote...

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