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प्रश्न
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 |
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उत्तर
| COLUMN I | COLUMN II | ||
| (a) | Oil mixed in water | (iii) | Decantation |
| (b) | Iron powder mixed with flour | (iv) | Magnet |
| (c) | Salt mixed with water | (v) | Evaporation |
| (d) | Lady’s finger mixed with french beans | (ii) | Hand picking |
| (e) | Rice flour mixed with kidney beans | (i) | Sieving |
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संबंधित प्रश्न
Fill in the blank
Mixtures can be ...................... or .....................
Tick the most appropriate answer
The methods of separating components of a given mixture are based on the
- physical properties and state of the components.
- colour of the components only.
- state of the components.
- none of these
Write true or false
Milk is an emulsion.
Suggest a suitable technique to separate the constituents of the following mixtures. Also give the reason for selecting the particular method :
Iron from sulphur
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 |
Name the following:
The lower boiling point component from methyl alcohol and water.
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.
How will you separate sand and water from their mixture?
What are the steps involved in the separation of sand, salt, and water?
