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Home » In the extraction of chlorine by electrolysis of brine ____________.
In the extraction of chlorine by electrolysis of brine ____________.
CBSE | Chemistry | Class 12 | Exercise 1 | General Principles and Processes of Isolation of Elements | NCERT Exemplar
In the extraction of chlorine by electrolysis of brine ____________.

(i) oxidation of Cl– ion to chlorine gas occurs.

(ii) reduction of Cl– ion to chlorine gas occurs.

(iii) For the overall reaction, ∆Gᶱ has a negative value.

(iv) a displacement reaction takes place.

 

Correct Answer: (iii) For the overall reaction, ∆Gᶱ has a negative value

Explanation: 

Reaction Involved  – 2Cl– + 2H2O → 2OH– + H2 ​+ Cl2

i

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