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By electrolysing a solution of dilute H2...

By electrolysing a solution of dilute `H_2SO_4` in presence of platinum electrodes the gas evolved at anode is

A

`SO_2`

B

`SO_3`

C

`O_2`

D

`H_2`

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USHA PUBLICATION-ELECTRO CHEMISTRY -EXERCISE
  1. In galvanic cell

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  2. Which of the following will increase the cell potential of the cell?

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  3. By electrolysing a solution of dilute H2SO4 in presence of platinum el...

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  4. What is the ECE of Ag? (Atomic weight =108)

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  5. Write the unit of resistivity.

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  6. 1 Faraday of electricity is coulomb.

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  7. During discharging of lead storage battery which electrolyte is consum...

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  8. Write the relationship between cell potential and equilibrium constant...

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  9. How many moles of H2 will be liberated when 2 faradays of electricity ...

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  10. Write the Nernst equation for a half cell reaction.

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  11. In galvanized iron, the iron is coated with a layer of metal.

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  12. Name the chemical substances used for silver plating.

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  13. During electrolysis of molten calcium hydride H2 gas is liberated at.

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  14. What is electrolytic cell?

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  15. Write the electrolysis products of CuSO4 solution using Pt-electrode.

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  16. In the cell Zn//Zn^(2+)////Cu^(2+)//Cu, electrons flow from electrode...

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  17. Two metals A and B have E(RP)^0 = -0.76V and E(RP)^0 =+0.80V respectiv...

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  18. How many Faradays of charge are required to convert 1 mole Cr2O7^(2) t...

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  19. Define equivalent conductance of an electrolyte.

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  20. What is the charge carried by 1 mole nitride ion?

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