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Ast equilibrium...

Ast equilibrium

A

the cell potential is positive

B

cel potential is zero

C

the cell potential is negative

D

a cell operates first reversibly and then irreversibly

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AAKASH INSTITUTE-ELECTROCHEMISTRY -Assignment (SECTION A) Objective Type Questions (One option is correct)
  1. Given that E(cu^(+2)//cu)^(@)=+0.34 V E(Mg^(+2)//Mg)^(@)=-2.37V whic...

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  2. Which of the following expression is correct?

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  3. Ast equilibrium

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  4. Zn can displace :-

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  5. Gas electrodes utilize the phenonmennon of adsorption of gas molecurs ...

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  6. Calculate the emf of the following cell at 25^(@)C Ag(s) |Ag+ (10^(-3...

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  7. The value of the reaction quotient Q for the cell Zn(s)|Zn^(2+)(0.01M)...

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  8. Which of the following is the most powerful reducing agent ?

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  9. For 2/3AI(2)O(3)rarr 4/3AI+O(2)DeltaG=-966 KJ at 500^(@)C The potent...

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  10. 240 coulombs of electricity is passed through a soluton of dilute supl...

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  11. The electrochemical equivalent of zinc (atomic mass = 65.4) is

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  12. During the electrolysis of aqueous nitric acid solution using Pt elect...

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  13. How much time will be required for a current of 0.2 amp to deposit all...

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  14. How many faradys are required to reduce one mole of Cr(2)O(7)^(-2)to C...

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  15. Calculate the qunatity of electricity(in colulombs) necessary to depos...

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  16. The charge required to liberate 11.5 g sodium from fused sodium chlori...

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  17. Electrolysis of an 1 M HCI solution liberates

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  18. A fused mixture of NaF and HF on electrolysis produces

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  19. Which of the folloiwng soluttion is used as na antirusting solution?

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  20. In a hydrogen oxygen fuel cell 67.2 litre of H(2) at STP is used in 15...

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