Hydrogen is the Element which has Atomic no. with 1 ,Atomic Weight is 1.008.
It is a Non-Metal and Diatomic.
It was artificially produced by Henry Cavendish in 1766 as he mixes metals with acid.
It has three Isotopes they are, Tritium,Protitum and Deutritium.
Deutritium is also called Heavy Water.
It is highly combustible gas.