1.

Assertion (A) , Carboxylic acids having an a-hydrogen are halogenated at a-position on treatment with Cl_(2) or Br_(2) in the presence of red phosphorus. Reason (R) : Aromatic carboxylic acids do not react with ammonia.

Answer»

Both Assertion (A) and REASON (R) are correct statements, and Reason (R) is the correct EXPLANATION of the Assertion (A). 
Both Assertion (A) and Reason (R) are correct statements, but Reason (R) is not the correct explanation of the Assertion (A). 
Assertion (A) is correct, but Reason (R) is INCORRECT statement. 
Assertion (A) is incorrect, but Reason (R) is correct statement

Answer :C


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