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प्रश्न
Statement given below is incorrect. Write the correct statement :
During thunder and lightning, nitrogen and oxygen combine to form nitrogen dioxide gas.
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उत्तर
During thunder and lightning, nitrogen and oxygen combine to form nitric oxide gas.
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संबंधित प्रश्न
“Air is a mixture”. Support this statement citing at least three evidences.
Write ‘true’ or ‘false for the following;
The composition of air was discovered by Lavoisier.
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
The balance of oxygen in atmosphere is maintained through photosynthesis in animals and respiration in plants.
The composition of air changes slightly from place to place. Give examples.
Tri oxygen molecule is known as ______.
Oxygen is used to oxidize ______.
Assertion: Carbon dioxide occurs as carbonates in nature.
Reason: Carbon dioxide can exist as a liquid at atmospheric pressure.
Usha took a lump of dry soil in a glass and added water to it till it was completely immersed. She observed bubbles coming out. The bubbles contain ______.
Observe the picture given in figure carefully and answer the following questions.
- What is covering the nose and mouth of the police man?
- Why is he putting a cover on his nose?
- Can you comment on air quality of the place shown in the figure?
