Based on the energy released by the combustion of various fuels, which of the following fuels posses — Hydrogen Chemistry Question

💡 Solution & Explanation

Dihydrogen releases large quantities of heat on combustion. Data shows that the energy released per gram for $H_2(g)$ is $143\text{ kJ/g}$ and $H_2(l)$ is $142\text{ kJ/g}$, which is significantly higher than Methane ($50\text{ kJ/g}$) or LPG ($53\text{ kJ/g}$).