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प्रश्न
Write ‘true’ or ‘false for the following;
The composition of air was discovered by Lavoisier.
पर्याय
True
False
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उत्तर
True
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संबंधित प्रश्न
What happens when Carbon burns in oxygen ? Also give the balanced chemical equation for the reaction.
What are fuels?
Name the following:
The component of air which is present more in industrial areas.
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
The mesosphere in the atmosphere, contains most of the air, fit for respiration
Give word equation for the following conversion:
Nitric oxide to nitrogen dioxide
Give word equation for the following conversion:
Nitric acid to soluble nitrates in the soil
What is the source of carbon dioxide in air?
_____ gas turns lime water milky.
Which of the following is true about oxygen?
Assertion: Carbon dioxide occurs as carbonates in nature.
Reason: Carbon dioxide can exist as a liquid at atmospheric pressure.
