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प्रश्न
Choose the most appropriate answer:
A mixture of sand and ammonium chloride can be separated by
विकल्प
filtration
distillation
sublimation
crystallisation
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उत्तर
sublimation
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संबंधित प्रश्न
Suggest a suitable technique to separate the constituents of the following mixtures. Also give the reason for selecting the particular method.
Salt from sea water
Fill in the blan
Iodine, camphor, naphthalene, ammonium chloride and dry ice are some substances that ....................................
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.
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 liquid-liquid mixture containing – two miscible liquids having different boiling points.
Explain with diagram the process used to – separate the following substance from the given mixtures - Lead nitrate [soluble] from a mixture of – lead nitrate & water Le. lead nitrate solution.
Separation of sugar from tea can be done with filtration.
State whether the following statement is true or false.
A mixture of wheat grains and wheat flour can be separated by sieving.
Name and describe briefly a method which can be helpful in separating a mixture of husk from grains. What is the principle of this method?
