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प्रश्न
Explain the difference between Separation by distillation and by separating funnel.
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उत्तर
| S. No. | Separation by distillation | Separation by separating funnel |
| 1. | This method is employed for the separation of two miscible liquids. |
This method is employed for the separation of two immiscible liquids. |
| 2. | It is based on the difference in the boiling points of two liquids. | It is based on the difference in the densities of the two liquids. |
| 3. | Example: separate salt and water from saltwater. | Example: separating oil and water (two immiscible liquids) |
संबंधित प्रश्न
Define :- Distillation
How is distillation more advantageous than evaporation?
Give one word answer
The liquid which evaporates and then condenses during the process of distillation
Give one word answer
The process by which two miscible liquids are separated
Write an answer to the following question in your own words.
Where are the methods of separation by distillation and by separating funnel used? Why?
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?
Choose the correct option.
A mixture of acetone and benzene can be separated by the following method:
What will happen if the upper outlet of the condenser is connected to the tap instead of the lower outlet?
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 |
Draw a diagram of bubble plate type fractionating column. When do we require such type of a column for separating two liquids. Explain the principle involved in the separation of components of a mixture of liquids by using fractionating column. What industrial applications does this process have?
