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प्रश्न
State any one method – to separate the following mixtures – A mixture of different solid constituents – in a liquid constituent.
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उत्तर
Chromatography
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संबंधित प्रश्न
Write the Chemical Name of the Following and Also Give Their Molecular Formulae:
Baking Soda
What is chromatography? For which type of mixture is it used?
Choose the most appropriate answer
Which of the gas is highly soluble in water ?
Fill in the blan
Iodine, camphor, naphthalene, ammonium chloride and dry ice are some substances that ....................................
Fill in the blank
Clay is separated from water by the method called ______
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 non-sublimable solid from a mixture of iodine and potassium nitrate.
Name the following:
The lower boiling point component from methyl alcohol and water.
Lemonade is prepared by mixing lemon juice and sugar in water. You wish to add ice to cool it. Should you add ice to the lemonade before or after dissolving sugar? In which case would it be possible to dissolve more sugar?
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 |
