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Assertion : $o$-nitrophenol is less soluble in water than the $m$ and $p$-isomers.
Reason: $m$ and $p$-nitrophenols exist as associated molecules.
Options:
Reason: $m$ and $p$-nitrophenols exist as associated molecules.
Solution:
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Verified Answer
The correct answer is:
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
Due to the presence of intramolecular hydrogen bonding. o-nitrophenol does not form hydrogen bonds with $\mathrm{H}_2 \mathrm{O}$ but $\mathrm{m}$ and $p$-nitrophenol form hydrogen bonds with water.
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