comprehension for ques 78-80
An aqueous solution of NaCl on electrolysis gives, H2(g), Cl2(g) and NaOH according to the reaction: 2Cl-+2H2O→2OH-+H2(g)+Cl2(g). A direct current of 25 ampere with current efficient of 62% is passed through 20 litre solution of NaCl (20% by weight).
The product obtained at anode is
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