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SS2: CHEMISTRY - 3RD TERM

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  1. Hydrogen and its Compounds
    7 Topics
    |
    1 Quiz
  2. Oxygen and its Compounds
    7 Topics
    |
    1 Quiz
  3. Halogens, Chlorine and its Compounds
    7 Topics
    |
    1 Quiz
  4. Hydrogen Chloride and Hydrochloric Acid
    5 Topics
    |
    1 Quiz
  5. Nitrogen and Its Compounds
    9 Topics
    |
    1 Quiz
  6. Ammonia
    9 Topics
    |
    1 Quiz
  7. Sulphur and its Compounds
    13 Topics
    |
    1 Quiz
  8. Hydrocarbons
    12 Topics
    |
    1 Quiz
  9. Alkanols
    4 Topics
    |
    1 Quiz
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Topic Content:

  • Physical Properties of Oxygen
  • Chemical Properties of Oxygen
  • Test for Oxygen

Physical Properties of Oxygen:

1. Oxygen is a colourless, odourless, and tasteless diatomic gas.

2. It is 1.1 times denser than air.

3. It is neutral to litmus paper. 

 

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4. It is only slightly soluble in water.

5. Oxygen liquefies at −183°C, and solidifies at −218°C. Liquid and Solid Oxygen are pale blue in colour. 

Chemical Properties of Oxygen:

Oxygen is a very reactive element. It combines directly with many elements to form oxides and other compounds. It also reacts with several compounds to form other products.

Reaction with Compounds:

Most hydrocarbons and compounds of carbon, hydrogen and oxygen burn in oxygen 

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