1.

Assertion: Reaction of alcohol with SOCl_(2) is catalysed by the presence of a tertiary amine (R_(3)N). Reason: Tertiary amine promotes the reaction by reacting with the by product HCl.

Answer»

If both ASSERTION and REASON are TRUE, and reason is the true EXPLANATION of the assertion.
If both assertion and reason are true, but reason is not the true explanation o the assertion.
if assertion is true, but reason is false.
If both assertion and reason are false.

Answer :A


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