1.

Assertion (A): In the case of optically active alkyl halide, the product formed as a result of S_(N)2 mechanism has the inverted configuration as compared to the reactant.Reason (R) In S_(N)2 mechanism, the nucleophile attaches itself on the side opposite to the one where the halogen is present resulting in inversion in configuration of the product.

Answer»

Both Assertion (A) and Resort (R) are correct statements, QUID Reason (R) is the correct explanation of the Assertion (A).
Both Assertion (A) and Reason (R) are correct statements, BRIT 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 Renson (R) is correct statement.

Answer :a


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