Question

During the separation of two liquids by fractional
distillation:
A
The component with lower melting point
separates first.
B
The component with higher melting point
separates first.
С
The component which is less volatile
separates first.
D
The component which is more volatile
separates first.​

Answer 1

It takes advantage of different boiling points (BP) of two liquids. The mixture is heated at the BP of the liquid having lower BP and that evaporated liquid is then passed through a condenser and is collected in a separate flask.

it's a hint u will understand

Answer 2

Option D

The component which is more volatile separates first.

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