Glycerol boils at $290\,^{\circ}C$ with slight decomposition. Impure glycerine can be purified by

State whether the following statements are True or False:
$(i)$ The purification of a solid is done by crystallisation.
$(ii)$ Crystallisation purifies the solid and distillation purifies the liquid.
$(iii)$ $A$ liquid is purified by sublimation.
$(iv)$ To separate a mixture of ammonium chloride and sodium chloride,the distillation method is applied.

Match List-$I$ with List-$II$:

List-$I$ (Separation of)	List-$II$ (Separation Technique)
$A$. Aniline from aniline$-water$ mixture	$I$. Simple distillation
$B$. Glycerol from spent$-lye$ in soap industry	$II$. Fractional distillation
$C$. Different fractions of crude oil in petroleum industry	$III$. Distillation at reduced pressure
$D$. Chloroform$-Aniline$ mixture	$IV$. Steam distillation

Choose the correct answer from the options given below:

Explain the principle of paper chromatography.

Which of the following is the structure of a separating funnel?

Write about column chromatography.