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प्रश्न
Name the process by which the various gases of the air are separated.
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उत्तर
Various gases of air are separated by fractional distillation.
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संबंधित प्रश्न
A kind of matter which can sublime is
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The best evidence for the existence and movement of particles in liquids was provided by :
Name a metal which is soft and a non-metal which is hard.
Fill in the following blanks with suitable words :
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- pure substances can be exemplified by all elements other than nickel
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| Temperature | : | 10°C | 20°C | 40°C | 60°C | 80°C |
| Solubility | : | 24 g | 37 g | 41 g | 55 g | 66 g |
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