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The electrolysis of an aqueous solution ...

The electrolysis of an aqueous solution of `KNO_3` between platinum electrode gives

A

K at the cathode `NO_2` at the anode

B

`H_2` at cathode and `O_2` at anode

C

`H_2` at cathode and `NO_2` at anode

D

K at cathode and `O_2` at anode

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The correct Answer is:
B
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AAKASH SERIES-ELECTROCHEMISTRY -LEVEL-I ( EXERCISE-I)
  1. At cathode, the electrolysis of aqueous Na2SO4 gives

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  2. An aqueous solution containing one mole per litre of each Cu(NO3)2 , A...

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  3. The electrolysis of an aqueous solution of KNO3 between platinum elect...

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  4. According to Faraday's first Law of electrolysis mass of substance lib...

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  5. When the same charge is passed through the solutions of different elec...

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  6. According to 2nd law of Faraday's electrolysis the correct one is i...

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  7. One Faraday is equal to

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  8. One Faraday of electricity will liberate 1 gram atom of the metal from...

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  9. For the discharge of equal masses of the following ions, the number of...

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  10. The correct match is

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  11. Copper can be deposited from acidified copper sulphate and alkaline cu...

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  12. The correct match is

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  13. The minimum conductance in fused state is shown by

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  14. The ionic conductance of following cations in a given conc. is in the ...

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  15. The value of molar conductivity of HCl is greater than that of NaCl at...

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  16. (A) : The conductivity of an aqueous solution of NaCl is greater than ...

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  17. The unit of specific conductivity is

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  18. The unit of equivalent conductivity is

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  19. The equivalent conductance of 1N solution of an electrolyte is nearly

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  20. (A): The molar conductance of weak electrolytes is low as compared to ...

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