Question

Burning of lpg is an example of which change

Answer 1

chemical change into heat change

Answer 2

The burning of LPG is both a chemical change.

Since burning of LPG involves a chemical reaction, so it performs a chemical change.

C₃H₈ + 5O₂ → 3CO₂ + 4H₂O

i.e. Propane + Oxygen (Air) → Carbon Dioxide + Water

OR

CH₄ + 2O₂ → CO₂ + 2H₂O

i.e Methane + Oxygen(Air) → Carbon Dioxide + Water