Some Gases

On completion of this lesson, the students should be able to:

  • Describe the laboratory preparation of Carbon Dioxide.
  • Describe Uses of Carbon Dioxide.
  • Describe manufacturing of ammonia gas and carbon dioxide gas.



The carbon dioxide gas should be collected by the upward displacement of air. This is a note gives an about information about carbon dioxide, its molecular formula, structure, preparation, properties and uses.


Ammonia is a colourless gas with the pungent smell, brings tear to our eyes and is highly soluble in water. This is a note on Ammonia for SLC/Class 10 students. In this Note you will learn about Ammonia along with its Laboratory preparation.