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प्रश्न
Tick the most appropriate answer.
The different constituents of ink are separated by
विकल्प
handpicking.
paper chromatography
filtration
magnetic separation
उत्तर १
paper chromatography
उत्तर २
paper chromatography
APPEARS IN
संबंधित प्रश्न
Fill in the blank
Mixtures can be ...................... or .....................
Fill in the blanks.
Immiscible liquids are separated by using a ________.
Write true or false
The constituents of a mixture can only be separated by chemical means
Why is filtration a better technique than sedimentation and decantation ?
Suggest a suitable technique to separate the constituents of the following mixtures. Also give the reason for selecting the particular method.
Chalk powder from water
State any one method – to separate the following mixtures – Two solid mixtures one of which – dissolves in a – particular solvent and other does not
State any one method – to separate the following mixtures – A solid-liquid mixture containing – a soluble solids in the liquid component
Very Short Answer Type Question:
You are given a mixture of salt and sand. Can you separate them by picking?
Very Short Answer Type Question:
What types of material can we separate by using handpicking?
Match the mixtures in column I with their method of separation in column II.
| COLUMN I | COLUMN II | ||
| (a) | Oil mixed in water |
(i) | Sieving |
| (b) | Iron powder mixed with flour | (ii) | Hand picking |
| (c) | Salt mixed with water | (iii) | Decantation |
| (d) | Lady’s finger mixed with french beans | (iv) | Magnet |
| (e) | Rice flour mixed with kidney beans | (v) | Evaporation |
