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प्रश्न
Write ‘true’ or ‘false for the following;
The major component of air is oxygen.
विकल्प
True
False
उत्तर
False
Correct Statement: The major component of air is nitrogen.
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संबंधित प्रश्न
Fill in the blank space by choosing the correct word from the given list.
List: oxygen, carbonic, suIphurUioxide gas, precipitation, helium
Solution of carbon dioxide in water is called _________ acid.
Classify Carbon monoxide. Also give a balanced equation to prepare it.
The diagrams below represents an experiment to show the presence of a component of air.
- State why air is sucked from – outlet ‘B’ and not from outlet “A”
- State why the air is sucked ‘slowly’ from the outlet “B”
- State the observation seen after completion of the experiment.
- State the reason for the above observation seen.
- Name another component which if present in air as a pollutant would have given a similar observation
Give word equation for the following conversion:
Nitrogen of the air to nitric oxide
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______ present in the air is needed for respiration.
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Tri oxygen molecule is known as ______.
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