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Which is evolved at cathode when an aque...

Which is evolved at cathode when an aqueous solution of NaCl is electrolysed ?

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Hydrogen gas is evolved at cathode.
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The questions consist of two atatements each, printed as Assertion and Reason. While answering these questions you are required to choose any one of the following four responses : If an aqueous solution of NaCl is electrolysed, the product obtained at the cathode is H_2 gas and not Na . Gases are liberated fasted faster than the metals during the electrolysis of an electrolyte.

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