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प्रश्न
Tick the most appropriate answer.
The different constituents of ink are separated by
पर्याय
handpicking.
paper chromatography
filtration
magnetic separation
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उत्तर १
paper chromatography
उत्तर २
paper chromatography
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संबंधित प्रश्न
Fill in the blanks.
Immiscible liquids are separated by using a ________.
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
Suggest a suitable technique to separate the constituents of the following mixtures. Also give the reason for selecting the particular method.
Calcium carbonate and sodium chloride
State any one method – to separate the following mixtures – A solid-liquid mixture containing an insoluble solid in the liquid component
State any one method – to separate the following mixtures – A liquid-gas mixture containing – a gas dissolved in a liquid component.
Give a reason for the following statement :
Components in a mixture can be separated by physical methods only.
Give a reason for the following statement :
Centrifugation can be used for separating an insoluble heavier solid, present in an – insoluble solid-liquid mixture.
Visit a nearby paddy field and rice mill and note down the different separating techniques used there. Is technology replacing some traditional practices?
Name the apparatus that you will use to separate the components of mixtures containing two,
- miscible liquids,
- immiscible liquids
State whether the following statement is true or false.
A mixture of oil and water can be separated by filtration.
