Which element forms maximum compounds in chemistry
H
The explanation for the Correct answer
Uses of Hydrogen
Ammonia synthesis is the most significant use of hydrogen.
A large amount of hydrogen is consumed in the catalytic hydrogenation of vegetable oils to extract solid fat.
It is also consumed as a rocket fuel when combined with oxygen, and as a rocket propellant by nuclear energy.
Hydrogen is burnt as a fuel to burn in internal combustion engines.
Therefore the correct option is (D) i.e Hydrogen(H).