Friday, 5 January 2018

Which separation techniques will you apply for the separation of the following?Question 1`Chapter 2. IS Matter Around Us Pure ? from

(a) Sodium chloride from its solution in water.
(b) Ammonium chloride from a mixture containing sodium chloride and ammonium chloride.
(c) Small pieces of metal in the engine oil of a car.
(d) Different pigments from an extract of flower petals.
(e) Butter from curd.
(f) Oil from water.
(g) Tea leaves from tea.
(h) Iron pins from sand.
(i) Wheat grains from husk.
(j) Fine mud particles suspended in water.

Answer :Separation techniques for separation of given substance mixtures :-
Mixtures of SubstanceSeparation techniques
(a) Sodium chloride from its solution in water.By Evaoparation
(b) Ammonium chloride from a mixture containing
sodium chloride and ammonium chloride
By Sublimation
(c) Small pieces of metal in the engine oil of a car.By Filtration
(d) Different pigments from an extract of flower petals.Using Chromatography
(e) Butter from curd.By Centrifugation
(f) Oil from water.Using separating funnel
(g) Tea leaves from tea. By Filtration
(h) Iron pins from sand.By a Magnet
(i) Wheat grains from husk.By Winnowing
(j) Fine mud particles suspended in water.By Centrifugation

This is an answered question from Chapter 2. IS Matter Around Us Pure ? of CBSE Class 9th Science

Check for Complete Exercise Solution for Chapter 2. IS Matter Around Us Pure ? | CBSE Class 9th Science

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