Which one of the following has the highest calorific value?
  1. Kerosene
  2. Biogas
  3. LPG
  4. Petrol

AcademicChemistryNCERTClass 8

Correct Answer: (c) LPG   

Explanation: LPG has the highest calorific value, i.e. 55000 kJ/kg. It means that if 1 kg of LPG is burnt completely, then it will produce 55000 kilojoules of heat energy.

Updated on 10-Oct-2022 13:25:41