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What is combustion?...

What is combustion?

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he process of burning of a substance in the presence of air (or) oxygen is called combustion.
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PEARSON IIT JEE FOUNDATION-AMAZING AIR-Test Your Concepts (Short Answer)
  1. What is combustion?

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  2. Write the properties of air.

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  3. Write some uses of air.

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  4. Explain the importance of water vapour present in the atmosphere.

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  5. Calculate the volume of oxygen and nitrogen present 250 l of air.

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  6. Name the products formed in the following. Carbon + Oxygen to

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  7. Name the products formed in the following. Glucose + Oxygen to

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  8. Name the products formed in the following. Phosphorus pentoxide + W...

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  9. The composition of air in terms of percentage of its various component...

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  10. The composition of air in terms of percentage of its various component...

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  11. The composition of air in terms of percentage of its various component...

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  12. How is the balance of oxygen in atmospheric air maintained ?

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  13. Both the active component and the inactive component of play importan...

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  14. Gas X is the heaviest component of natural air. Identify X

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  15. Gas X si the heaviest component of natural air. (a) Identify...

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  16. The mountaineers carry oxygen gas cylinders with them while climbing h...

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  17. Thought air contains only about 0.03% of carbon dioxide , it is a very...

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  18. The following two experiments are conducted to prove the release of ca...

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  19. What is the observation when air comes in contact with a cool surface ...

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  20. Identify the mistake(s) in the diagrams and give justification.

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