(B) During the electrolysis of water,the reaction at the cathode is: $2H^+ (aq) + 2e^- \rightarrow H_2 (g)$.Since hydrogen ions $(H^+)$ are positively

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(B) During the electrolysis of water,the reaction at the cathode is: $2H^+ (aq) + 2e^- \rightarrow H_2 (g)$.Since hydrogen ions $(H^+)$ are positively charged cations,they migrate towards the negatively charged electrode,which is the cathode,to get reduced and liberated as hydrogen gas.

Class 12 Chemistry Electrochemistry Electrolytes and Electrolysis

Easy

On passing the current in a water voltameter,the hydrogen is:

A
Liberated at anode
B
Liberated at cathode
C
Does not liberate
D
Remains in the solution

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Electrochemistry

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Electrolytes and Electrolysis

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On passing the current in a water voltameter,the hydrogen is:

Similar Questions

When $CuSO_4$ is electrolyzed using platinum electrodes,what happens?

Which one of the following reactions occurs at the anode in the Castner process of extracting sodium metal?

Assertion : $A$ small amount of acid or alkali is added before electrolysis of water.Reason : Pure water is a weak electrolyte.

In electroplating,which of the following metals is generally not used for plating?

Identify the reaction taking place at the anode during the electrolysis of molten $NaCl$.

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Assertion : $A$ small amount of acid or alkali is added before electrolysis of water.
Reason : Pure water is a weak electrolyte.