Suggest a method to separate the constituents from the following mixture :
(i) Mixture of two miscible liquids.
(ii) A mixture of oil and water.
(iii) A mixture of plant pigments.
(iv) A mixture of ether and water.
(v) A mixture of solid nemzoic acid and sodium chloride.
(vi) o-nitrophenol and p-nitrophenol present in a mixture.

Explanation

(i) Separation can be done by fractional distillation.
(ii) The two can be separated with a separating funnel.
(iii) Plants pigments can be separated by adsorption chromatograpgy.
(iv) Separation can be affected by separating funnel.
(v) Sublimation can be used for the separation.
(vi) These can be sepated by steam distillation.