Question

Why compounds like petrol coal etc generate heat or light or both on combustion?

Answer 1

Examples of fuel include wood, coal, natural gas, and oil. ... Combustion is where you burn a fuel in the presence of an oxidant like oxygen. Heat is produced, because the bonds in thefuel store more energy than the bonds in the water and carbon dioxide that are the products of combustion.Oct 12, 2017

Answer 2

Examples of fuel include wood, coal, natural gas, and oil. ... Combustion is where you burn a fuel in the presence of an oxidant like oxygen. Heat is produced, because the bonds in the fuel store more energy than the bonds in the water and carbon dioxide that are the products of combustion.