Class 6 Chemistry Air Around us Carbon dioxide

Carbon dioxide

  • Carbon dioxide makes up a small component (0.03%) of air around us.
  • It is colourless, odourless gas.
  • It doesn’t support combustion.
  • It is slightly soluble in water and slightly sour in taste.


  1. Used by green plants for photosynthesis.
  2. It is used in carbonated water.
  3. Used in fire extinguishers.
  4. It is a greenhouse gas that traps heat and maintain temperature.




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