1.

Assertion: Orhto nitrphenol molecules are associated due to the presence of intermolecularhydrogen bonding while para-nitrophenol involves intramolecular, hydrogen bonding Reason: Ortho nitrophenol is more volatile than the para nitrophenol.

Answer»

If both ASSERTION and REASON are TRUE and the reason is the correct explanation of the assertion
if both assertion and reason are true but reason is not the correct explanation of the assertion
if assertion is true but reason is false
if assertion is false but reason in true.

Answer :D


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