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Which is the strongest reducing agent?...

Which is the strongest reducing agent?

A

`Zn(s)`

B

`Cr(s)`

C

`H_(2)(g)`

D

`Fe^(2+)(aq)`

Text Solution

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The correct Answer is:
A
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MODERN PUBLICATION-ELECTROCHEMISTRY-EXERCISE
  1. The unit of cell constant is "………….."

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  2. 96500 Coulomb will deposite "…………………." of metal.

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  3. Which is the strongest reducing agent?

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  4. four alkali metals A, B, C, D are having respectively standard electro...

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  5. Given: Au^(+3) +3e to Au , E° = 1.5 V. Au^(+) + e to Au, E° =1.69...

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  6. Given l/a=0.5 cm^-1,R=50 ohm, N=1.0. The equivalent conductance of the...

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  7. Which of the following expression is correct ?

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  8. Two electrochemical cells Zn |Zn^(+2) || Cu^(+2)|Cu and Fe| Fe^(+2)|| ...

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  9. The reduction potential values of M, N and O are +2.46,- 1.13 and 3.13...

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  10. The standard electrode potential of a hydrogen electrode is

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  11. Zn^(2+)(aq) + 2e to Zn(s) E°(Zn^(2+)/Zn) = - 0.76V, Ni^(2+)(aq) + 2e t...

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  12. Electrolytes conduct electricity due to movement of-

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  13. which of the following may not be present in all galvanic cell

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  14. 1F charge will produce 1 mole of metal from the electrolyte

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  15. What amount of electricity is required to deposite 1mole copper from a...

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  16. the metal with greater oxidation potential is

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  17. The electrolytic products of aqueous solution of NaF are

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  18. The exact value of emf of cell can be measured by means of

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  19. The unit of equivalent conductance is

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  20. The charge carried by one mole electron is

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