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Q.

The electrolysis of aqueous solution of CuBr2 using platinum electrode would leads to

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a

Deposition of copper at cathode 

b

Liberation of H2   gas at cathode 

c

Liberation of  Br2 gas at anode and O2  gas at cathode

d

Liberation of Br2  gas at anode  

answer is A, C.

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Detailed Solution

Since Cu is at higher SRP, initially Cu goes to cathode. After completion of Cu2+, electrolysis results release of hydrogen at cathode.  

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