A) distillation at atmospheric pressure
B) distillation under reduced pressure
C) fractional distillation
D) steam distillation
Correct Answer: B
Solution :
A liquid which decomposes at or below its boiling points can be purified by distillation under reduced pressure or vaccume distillation e.g., purification of glycerol, \[{{H}_{2}}{{O}_{2}}\]etc, concentration of cane sugar juice.
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