Advertisements
Advertisements
प्रश्न
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 |
Advertisements
उत्तर
| Column I | Column II |
| (i) Two solids which have different solubilities in a solvent and which do not undergo reaction when dissolved in it. | (e) Crystallisation |
| (ii) Liquid that decomposes at its boiling point | (d) Distillation under reduced pressure |
| (iii) Steam volatile liquid | (a) Steam distillation |
| (iv) Two liquids which have boiling points close to each other | (b) Fractional distillation |
| (v) Two liquids with large difference in boiling points. | (c) Simple distillation |
APPEARS IN
संबंधित प्रश्न
How will you separate a mixture containing kerosene and petrol (difference in their boiling points is more than 25°C), which are miscible with each other?
How would you confirm that a colourless liquid given to you is pure water?
Define :- Distillation
On what principle are the following methods of separation based? Give one example of a mixture for each of the methods mentioned in which they are used
Fractional distillation :
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
Select the correct alternative from the choices given for the following statement:
Components of crude petroleum can be separated by
Give a scientific reason.
A wet cloth is wrapped around a water storage container in summer.
Explain the difference between Separation by distillation and by separating funnel.
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?
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 will happen if the upper outlet of the condenser is connected to the tap instead of the lower outlet?
Define Distillation
Alcohol can be separated from water by ______.
Explain the factors, which will affect the rate of evaporation, taking examples from our daily life experiences.
