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प्रश्न
Air is a mixture of many _______.
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उत्तर
Air is a mixture of many Gases.
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संबंधित प्रश्न
Answer the question put against the following constituents of air :
Oxygen : What is the percentage proportion of oxygen in air ? Why is oxygen called active air.
You are given a test tube with two outlets and a bottle of lime water. Using same, how would you demonstrate experimentally the presence of carbon dioxide in air.
State a reason why there is a balance in the amount of carbon dioxide in the air, even though carbon dioxide is released into the atmopshere by various processes.
Compare the three main components of air i.e. nitrogen, oxygen and carbon dioxide with reference to their density and solubility, nature and reactivity.
The balance of oxygen in atmosphere is maintained through photosynthesis in animals and respiration in plants.
How do the roots of land plants get oxygen for breathing?
Soda bottle bursts sometimes when it is opened during summer. Why?
How to show the presence of carbon-di-oxide in the air?
Match the following
| 1. | Oxygen | a. | Carbon dioxide |
| 2. | Azote | b. | Nitrogen |
| 3. | Solvay process | c. | Vital life |
| 4. | Gun powder | d. | No life |
The solid form of CO2 is called dry ice which undergoes condensation.
