Question

with the help of a neat and labelled diagram explain in simple terms how electrolysis takes place . take the example of sodium chloride solution .​

Answer 1

Explanation:

Dihydrogen is obtained as a byproduct in the manufacture of sodium hydroxide and chlorine by the electrolysis of brine solution. During electrolysis, the reaction that take place are:

Explanation:

When saturated brine is passed into the electrolytic chamber, the following reactions take place.

At anode, 2Cl

−

⟶Cl

2

+2e

−

At cathode, 2H

2

O+2e

−

⟶H

2

+2OH

−

2NaCl+2H

2

O⟶Cl

2

+H

2

+2NaOH (Overall reaction).

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Answer 2

Answer:

Dihydrogen is obtained as a byproduct in the manufacture of sodium hydroxide and chlorine by the electrolysis of brine solution. During electrolysis, the reaction that take place are:

Explanation:

When saturated brine is passed into the electrolytic chamber, the following reactions take place.

At anode, 2Cl

−

⟶Cl

2

+2e

−

At cathode, 2H

2

O+2e

−

⟶H

2

+2OH

−

2NaCl+2H

2

O⟶Cl

2

+H

2

+2NaOH (Overall reaction).

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Explanation: