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प्रश्न
Match the statements in List I with the correct answer from List II.
| List I | List II |
| 1. The constituent of air which is around 0.02% | A: Nitrogen |
| 2. The constituent of air which is inert or unreactive | B: Oxygen |
| 3. The constituent of air which is non-combustible, but supports combustion. |
C: Sulphur dioxide |
| 4. A pollutant in air responsible for acid rain | D: Carbon dioxide |
| 5. The main rare gas present in air. | E: Argon |
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उत्तर
| List I | List II |
| 1. The constituent of air which is around 0.02% | D: Carbon dioxide |
| 2. The constituent of air which is inert or unreactive | A: Nitrogen |
| 3. The constituent of air which is non-combustible, but supports combustion. |
B: Oxygen |
| 4. A pollutant in air responsible for acid rain | C: Sulphur dioxide |
| 5. The main rare gas present in air. | E: Argon |
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संबंधित प्रश्न
Match the following :
| Column A | Column B |
| (a) Global warming | 1. Hydrated ferric oxide |
| (b) Acid rain | 2. Manganese dioxide |
| (c) Rust | 3. Carbon dioxide |
| (d) Catalyst | 4. Methane |
| (e) Photosynthesis | 5. Nitrogen Dioxide |
Give two uses of the following component present in air:
nitrogen
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How is air useful to scooters and cars.?
Name two air pollutants which cause global warming.
Tick (√) the correct alternative from the choice given for the following statement.
The gases which cause acid rain are
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Air is a mixture and not a compound since the components of air cannot be separated by physical methods.
What is the importance of air in transmission of sound?
Draw a neat labelled diagram for the following experiment.
To demonstrate the burning of sulphur in a jar of oxygen.
The layer of air around the earth is known as ______.
