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प्रश्न
State the correct technique for the separation of the following mixture.
a low boiling point liquid from a high boiling point liquid.
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उत्तर
By fractional distillation:
Miscible low boiling point liquid will evaporate and is collected in the receiver, leaving behind the miscible high boiling point liquid in the flask.
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संबंधित प्रश्न
What is the difference between distillation, distillation under reduced pressure and steam distillation ?
How is distillation more advantageous than evaporation?
Give one word answer
The liquid which evaporates and then condenses during the process of distillation
Write an answer to the following question in your own words.
Which precaution will you take while using the methods of distillation and separation by separating funnel?
Define Distillation
Match the type of mixture of compounds in Column I with the technique of separation/purification given in Column II.
| Column I | Column II |
| (i) Two solids which have different solubilities in a solvent and which do not undergo reaction when dissolved in it. | (a) Steam distillation |
| (ii) Liquid that decomposes at its boiling point | (b) Fractional distillation |
| (iii) Steam volatile liquid | (c) Simple distillation |
| (iv) Two liquids which have boiling points close to each other | (d) Distillation under reduced pressure |
| (v) Two liquids with large difference in boiling points. | (e) Crystallisation |
Assertion (A): Simple distillation can help in separating a mixture of propan-1-ol (boiling point 97°C) and propanone (boiling point 56°C).
Reason (R): Liquids with a difference of more than 20°C in their boiling points can be separated by simple distillation.
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What is distillation?
A mixture of benzene and chloroform is separated by ______.
