State one use each of the following non - metals:
Hydrogen, Carbon (as Graphite), Nitrogen, Sulphur
Hydrogen:- hydrogen is used in the hydrogenation of vegetable oils.
Carbon:- carbon is used to make electrodes of electrolytic cells and dry cells.
Nitrogen:- nitrogen is used in the manufacture of ammonia, nitric acid and fertilizers.
Sulphur:- sulphur is used in making sulphuric acid.