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प्रश्न
State the method used for collecting the following gas:
Sulphur dioxide – a gas highly soluble in water and heavier than air
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उत्तर
The method used for collecting SO2 is an upward displacement of air. This method is used for gases like SO2 which is soluble in water and heavier than air.
संबंधित प्रश्न
What is alchemy?
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Write True or False against the following statement.
Gunpowder is an insecticide:
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| Column A | Column B | ||
| (a) | Marie Curie | (i) | Safety Lamp |
| (b) | John dalton | (ii) | Helium |
| (c) | William Ramsey | (iii) | Nobel Prize Winner (two times) |
| (d) | Sir Humphry Davy | (iv) | Atomic Theory |
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