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In electroplating the article to be elec...

In electroplating the article to be electroplated is made as-

A

Cathode

B

Anode

C

Either cathode or anode

D

Simply suspended in the electrolytic solution

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USHA PUBLICATION-ELECTRO CHEMISTRY -EXERCISE
  1. Which of the following solutions can be stored in copper vessel?

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  2. What is the charge on one mole of electrons ?

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  3. In electroplating the article to be electroplated is made as-

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  4. The following reaction takes place in a lead storage battery during di...

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

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  6. The limiting molar conductance of NaCl,KBr,KCl are 126,152 and 150 ohm...

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  7. The correct order of equivalent conductance at infinite dilution of Li...

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  8. When a rod of metal ‘A’ is dipped in aqueous solution of metal ‘B’ at ...

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  9. The best conductor of electricity is a 1M solution of

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  10. If ’V’, in the equation, lambda = K xx V is the volume in cc containi...

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  11. Electrolytes conduct electricity due to movement of-

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  12. The mass of a substance liberated at the electrode is directly proport...

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  13. The unit of electrochemical equivalent is

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  14. The correct relationship between free energy change and cell potential...

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  15. A current of 0.75A is passed through an acidic CuSO4 for 10 min. the v...

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  16. The electrolysis of hydrochloric acid results in the formation of 1 gm...

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

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  18. When one conlomb of electricity is passed through an electrolytic solu...

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  19. The standard reduction potential for the reaction, 2Cu^(2+) + 2e^- rar...

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  20. At infinite dilution the equivalent conductance of CH3COONa, HCl and N...

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