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प्रश्न
The constituent of air that supports combustion is _____.
पर्याय
Nitrogen
water vapour
Oxygen
water vapour
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उत्तर
The constituent of air that supports combustion is Oxygen.
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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.
A fuel when used releases least amount of pollutants in the air.
Complete the statement given below by filling in the blank with the correct word from the words given
___________is an example of a pollutant present in the air.
Name the following:
The main, rare (inert) gas present in air.
Give word equation for the following conversion:
Nitrogen dioxide to nitric acid
_______ and ______ are the two gases, which when taken together, make up about 99 percentage of air.
- Nitrogen
- carbon-di-oxide
- Noble gases
- Oxygen
Write about the reaction of nitrogen with non metals.
Soda bottle bursts sometimes when it is opened during summer. Why?
Air contains a small amount of CO2, Water vapour, and some other gases like ______, etc.
Make sentences using the given set of words.
99%, oxygen, nitrogen, air, together
