Organic Chemistry Some Basic Principles And Techniques Ques 38
38. The most suitable method of separation of $1: 1$ mixture of ortho and para-nitrophenols is :
[1994, 2017]
(a) Chromatography
(b) Crystallisation
(c) Steam distillation
(d) Sublimation
Show Answer
Solution:
- (c) The $o$-isomer is steam volatile due to intramolecular $H$-bonding. The $p$-isomer is not steam volatile due to intermolecular $H$-bonding or association of molecules. Thus, both can be separated by steam distillation.
BETA
