Question

Which among the following is the best fuel in terms of energy released per unit gram of the fuel? a) Methane b) ethane c) propane d) butane

Answer 1

It's propane because it is in gasesous form and is the best fuel.

Answer 2

Hey dear,

● Answer -
(a) Methane

● Explanation -
- Energy released per gram of fuel burnt is called as calorific value of that fuel.
- Calorific value of alkanes goes on decreasing with increase in C-atoms -
H2 > CH4 > C2H6 > C3H8 > C4H10
- Therefore, among given options methane is best fuel as it gives more energy per gram fuel burnt.


Hope this helps you...