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Answer :
(a) Evaporation is used to separate sodium chloride from its solution in water.
(b) Sublimation is used to separate ammonium chloride from a mixture containing sodium chloride and ammonium chloride.
(c) Filtration is used to separate small pieces of metal in the engine oil of a car.
(d) Chromatography is used to separate different pigments from an extract of flower petals.
(e) Centrifugation is used to separate butter from curd.
(f) Separating funnel is used to separate oil from water.
(g) Filtration is used to separate tea leaves from tea.
(h) Magnetic separation is used to separate iron pins from sand.