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प्रश्न
Fill in the blank.
_________ is used when the constituents of a mixture of solids have a difference in their weights.
उत्तर
Winnowing is used when the constituents of a mixture of solids have difference in their weights.
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संबंधित प्रश्न
Name the main metal present in the following :
Haemoglobin
What do you understand by :
Metalloids
Define:- Filtration
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
_______ are made up of same kind of atoms.
Fill in the blank:
_________ is a process to obtain a very pure form of a solid dissolved in a liquid.
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 |
Loading is basically speeding up _____.
Differentiate between the terms elements, compounds, and mixtures with suitable examples.
Write the differences between mixture and compounds.
