Advertisements
Advertisements
Question
Write down the composition of three main gases present in air by volume.
Answer in Brief
Solution
| Composition of air by volume | |
| Nitrogen | 78% |
| Oxygen | 21% |
| Carbon dioxide | 0.03-0.04% |
| Inert gases | 0.9% |
| Water vapours | Variable |
| Bust particles | Variable |
| Other impurities | Variable |
OR
| Gases | Percentage | Figure |
| Nitrogen | 78% |  |
| Oxygen | 21% | |
| Carbon dioxide | 0.03-0.04% | |
| Inert gases | 0.9% | |
| Water vapours | Variable | |
| Bust particles | Variable | |
| Other impurities | Variable |
shaalaa.com
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
What are the causes of air pollution?
State three uses of water vapour in the air.
Give reason:
Mountaineers and divers carry oxygen cylinders with them.
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
The mesosphere in the atmosphere, contains most of the air, fit for respiration
Why is air considered as a mixture?
List out the uses of carbon dioxide.
______ gas is given to the patients having breathing problems.
______ present in the air is needed for respiration.
When cooled to -57°C, gaseous carbon-di-oxide becomes a liquid.
Oxygen is used to oxidize ______.
