1.

Assettion(A) : Ph overset (o+) (N_2) Br^(Θ) pm reactopm wotj motrpnemzeme om the [resemce pfNaOH gives p-nitrbiphenyl Reason(R ) : The reaction takes jplace by free radical mechanism .

Answer»

If both (A) and (R ) ar true, and (R ) is the CORRECT EXPLANATION of (A).
If both (A) and (R ) are true , and (R ) is not the correct explanation of (A).
If (A) is true , but (R ) is false .
If both (A) and (R ) are false .

Solution :It is an example of Gomberg reaction which takes PLACE by free radical mechanism .


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