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प्रश्न
Out of o-nitrophenol and p-nitrophenol, which is more volatile? Explain.
उत्तर
The ortho and para isomers can be separated by steam distillation. o-Nitrophenol is steam volatile due to intramolecular hydrogen bonding while p-nitrophenol is less volatile due to intermolecular hydrogen bonding which causes the association of molecules.
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