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प्रश्न
Alcohol can be separated from water by ______.
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उत्तर
Alcohol can be separated from water by distillation.
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संबंधित प्रश्न
Give a brief description of the principle of the following technique taking an example.
Distillation
Give one word answer
The liquid which evaporates and then condenses during the process of distillation
Give a scientific reason.
A wet cloth is wrapped around a water storage container in summer.
Pure water from impure water
- Give the principle involved in the separation of the mixture
- Give the technique of separation of the mixture.
Why is a condenser used in distillation process?
What is the difference between simple distillation and fractional distillation?
Which of the tubes in Fig. 2.1 (a) and (b) will be more effective as a condenser in the distillation apparatus?
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?
Explain the factors, which will affect the rate of evaporation, taking examples from our daily life experiences.
