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Electrochemistr...

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  • Question 1
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    In electrolysis, mass of the substance liberated at cathode is proportional to 

  • Question 2
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    A certain current liberated 0.504 gm of hydrogen in 2 hrs. How many grams of copper can be liberated by the same current flowing for the same time in a copper sulphate solution?

  • Question 3
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    What transformation of energy takes place when current is drawn from a cell ?

  • Question 4
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    Current in an electrolyte is carried by

  • Question 5
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    In electrolysis:

  • Question 6
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    Resistivity is reciprocal of ______ of an electrolyte.

  • Question 7
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    Assertion: Dry cell is a primary cell and lead storage cell is a secondary cell.
    Reason: A primary cell can only be used once while secondary cells are rechargeable.

  • Question 8
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    The current inside a copper voltameter

  • Question 9
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    When electric current is passed through the copper sulfate solution, free copper ions gets drawn to the electrode connected to the .............. terminal of the battery and gets deposited on it.

  • Question 10
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    On electrolysis, water splits into :

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