$A$ liquid contains a non-volatile impurity. Which technique will be applied for its purification?

In $TLC$ for compound $X$,$R_f = 0.7$ and for $B$,$R_f = 0.4$. Which substance migrates more?

Describe the use of a separatory funnel in the extraction of an organic compound.

What is adsorption chromatography? Write its types.

State whether the following statements are True or False:
$(i)$ The boiling points of chloroform and aniline are $334 \ K$ and $457 \ K$ respectively.
$(ii)$ The vapour of chloroform is obtained after aniline in simple distillation.
$(iii)$ Chloroform is more volatile than aniline.

If dichloromethane $(DCM)$ and water $(H_2O)$ are used for differential extraction,which one of the following statements is correct?