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Question

Define Combustion.


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Solution

Combustion: A chemical process in which a substance reacts with oxygen to give off heat is called combustion.

Combustion in daily life examples are:

  • Burning of Wood or Coal for household purposes.
  • Burning of Petrol or Diesel for using vehicles like a car. Combustion of gas or LPG to cook.
  • CH4g+2O2gCO2g+2H2Og+HeatMethaneOxygenCarbondioxideWater
  • Combustion is an exothermic reaction as heat energy is released during this reaction.
  • Exothermic reaction: A reaction in which energy is released in the form of light or heat.

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