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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.
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उत्तर
Solution of carbon dioxide in water is called carbonic acid.
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संबंधित प्रश्न
Fill in the blanks :
_______ and ______ are the most common air pollutants.
Name and briefly explain four ways by which pollution of air caused by humans is minimised.
Tick (√ ) the most appropriate answer.
Magnesium burns with a dazzling white flame to form magnesium oxide, a powdery mass. The colour of magnesium oxide is :
Give reason:
Aquatic animals and plants are able to survive in the matter.
Give word equation for the following conversion:
Nitric acid to soluble nitrates in the soil
Air is a mixture of many _______.
The Scottish chemist ______ discovered carbon dioxide is present in air.
During respiration, carbon-di-oxide is exhaled out of the body through the ______.
A gas that neither burns nor supports burning is ______.
Assertion: Carbon dioxide occurs as carbonates in nature.
Reason: Carbon dioxide can exist as a liquid at atmospheric pressure.
