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प्रश्न
How can you separate a large quantity of tiny bits of paper mixed with pulses/dal?
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उत्तर
We can separate the mixture of a large quantity of tiny bits of paper and pulses/dal by “Winnowing”. The lighter papers will be carried by wind and heavier pulses/dais will fall closer and form a separate heap.
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संबंधित प्रश्न
Differentiate between the following
Supernatant liquid and Fill rate
Name two methods by which solid-solid mixtures can be separated.
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
Match the ideal method of separation of components in a mixture in List I with the appropriate process in List II.
| List I | List II |
| 1. Sand from a mixture of sand and water | A: Separating funnel |
| 2. kerosene from a mixture of kerosene water | B: Sublimation |
| 3. Alcohol from a mixture of methyl alcohol and water | C: Filtration |
| 4. Naphthalene from a mixture of naphthalene and lead chloride | D: Distillation |
| 5. Pure water from impure water | E: Fractional distillation |
State any one method – to separate the following mixtures – A mixture of different solid constituents – in a liquid constituent.
Explain with diagram the process used to – separate the following substance from the given mixtures - Ammonium chloride from a mixture of – ammonium chloride & potassium chloride.
Name the apparatus that you will use to separate the components of mixtures containing two,
- miscible liquids,
- immiscible liquids
Is it possible to separate sugar mixed with wheat flour? If yes, how will you do it?
A mixture of powdered salt and sugar can be separated by the process of winnowing.
Grain and husk can be separated with the process of decantation.
