Steam distillation is used to purify a compound which is steam volatile and insoluble in water. The impurities should not be steam volatile. It is based on the principle that liquid will boil when partial sure. `p=p_(1)+p_(2)`. It reduces the boiling point of liquid.
`("Weight of water distilled")/("Wt of substance distilled")=("M.wt of water"xx"V.P. of steam")/("M.Wt of substance"xx "V.P. of aniline")`
Isolation of essential oils from flowers etc is done by

Options

A. Steam distillation
B. Distillation
C. Fractional distillation
D. Distillation under reduced pressure

Answer

A

Explanation

By steam distillation essential oils are isolated from flowers.