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Electrolysis of brine gives...

Electrolysis of brine gives

A

NaOH

B

`H_2`

C

`O_2`

D

`Cl_2`

Text Solution

Verified by Experts

The correct Answer is:
A,B,D
Electrolysis of brine (aqueous solution of NaCl) yields `Cl_2` (at anode), `H_2` (at cathode) and NaOH solution.
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The compound formed during electrolysis of brine is:

A metal carbonate X on reacting with an acid gives a gas which when passed through a solution Y gives the carbonate back. On the other hand, a gas G that is obtained at anode during electrolysis of brine is passed on dry Y, it gives a compound Z, used for disinfecting drinking water . Identify X,Y,G and Z.

In the electrolysis of brine, the byproduct obtained is

Knowledge Check

  • The compound formed during electrolysis of brine is:

    A
    `Cl_2`
    B
    `H_2`
    C
    NaOH
    D
    NaH

  • Sodium cannot be extracted by electrolysis of brine because

    A
    sodium liberated reacts with water to produce NaOH + `H_2`
    B
    sodium being more electro + ve than hydrogen, `H_2` is liberated at cathode not sodium
    C
    electrolysis cannot take place with brine solution
    D
    None of foregoing

  • Sodium cannot be extracted by electrolysis of brine because

    A
    sodium liberated reacts with water to propuce `NaOH + H_2`
    B
    sodium being more eleqtro + ve than hydrogen, `H_2` is liberated at cathode not sodium
    C
    electrolysis cannot take place with brine solution
    D
    None of foregoing