The most suitable method of separation for a mixture of 1:1 ortho and para nitrophenols is:
A
Distillation
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B
Crystallization
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C
Chromatography
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D
Spectroscopic method
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Solution
The correct option is A Distillation In o-nitrophenol intramolecular H-bonding is present and hence, it is more volatile than p-nitrophenol in which intermolecular H-bonding make it is less volatile.