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प्रश्न
Match the columns.
| Column A | Column B |
| 1. To separate grain from chaff | a. filtration |
| 2. To seperat sawdust from water | b. sedimentation and decantation |
| 3. To separate iodine from sodium chloried | c. winnowing |
| 4. To separate iron fillings from sand | d. sublimation |
| 5.It is used to separate sand and water | e.magnetic separation |
| f. handpiicking |
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उत्तर
| Column A | Column B |
| 1. To separate grain from chaff | c. winnowing |
| 2. To seperat sawdust from water | a. filtration |
| 3. To separate iodine from sodium chloried | d. sublimation |
| 4. To separate iron fillings from sand | e.magnetic separation |
| 5.It is used to separate sand and water | e.magnetic separation |
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संबंधित प्रश्न
Name the main metal present in the following:
Haemoglobin
Name the main metal present in the following:
Chlorophyll
Give four examples of non-metallic elements.
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
Filtration
Fill in the blank
Use of a __________ to separate the components of a mixture of solids is based on the difference in the size of the components.
Write true or false
All pure substances have characteristic melting and boiling points.
Name the substance you will add to speed up sedimentation.
Why is filtration a better technique than sedimentation and decantation ?
Name the techniques used to separate a solid from its solution.
Differentiate between the terms elements, compounds, and mixtures with suitable examples.
