JEE Advanced Model Paper 17 with solutions for online practice

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Question : 30 of 60

Marks: +1, -0

When conc. aqueous solution of NaCl is electrolysed using graphite electrode. The correctstatement is/are

Cl2 gas is liberated at anode.
Cl2 gas is liberated at cathode.
pH of solution increases around cathode during electrolysis.
H2 gas is liberated at anode.

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