no
non-metal..
yes
in natural resources
the number of hydrogen is 4.0
it bonds with oxygen and fluoride
Hydrogen can react with metals to form metal hydrides. This reaction can occur at high temperatures or under certain conditions, and it depends on the specific metal and its reactivity with hydrogen.
21
carbon mostly and hyrogen
The name "hydrogen" comes from the Greek words "hydro" meaning water and "genes" meaning forming. This is because hydrogen, when burned, combines with oxygen in the air to form water.
It could be done, yes.
Each H atom has one proton in its nucleus.
Nuclear fusion of hyrogen nuclei (protons) to produce helium