Question

........... is one of the most important technique for the separation of a mixture by passing it in solution or suspension through a medium in which the component move at different rates. 

(a) Filtration

(b) Distillation 

(c) Evaporation

(d) Chromatography

Answer 1

(d) Chromatography

Chromatography is the separation of a mixture by passing it in solution or suspension, or as a vapor (as in gas chromatography), through a medium in which the components move at different rates.