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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
What is air pollution ? What are the harmful effects of sulphur dioxide, nitrogen dioxide and hydrogen sulphide present in the air ?
Write ‘True’ or ‘False’ in front of following statement.
The trapping of solar heat energy in the earth’s atmosphere is called greenhouse effect.
What do you understand by the term polluted air?
Name and briefly explain four ways by which pollution of air caused by humans is minimised.
What happens when Carbon burns in oxygen ? Also give the balanced chemical equation for the reaction.
Classify Carbon dioxide. Also give a balanced equation to prepare it.
Name the following:
An inert gas which has a low boiling point and is used for producing very low temperatures
Give word equation for the following conversion:
Nitrogen dioxide to nitric acid
Carbon dioxide gas is ______.
State whether the following statement is true or false. If false, correct them.
Air helps in the movements of sailing yachts and gliders but plays no role in the flight of birds and aeroplanes.
