Ozone in stratosphere is a product of action of UV radiations on dioxygen ({{O}_{2}}) molecules. The UV radiations split apart molecular oxygen into free oxygen atoms. These oxygen atoms combine with the molecular oxygen to form ozone.
Ozone in stratosphere is a product of action of UV radiations on dioxygen ({{O}_{2}}) molecules. The UV radiations split apart molecular oxygen into free oxygen atoms. These oxygen atoms combine with the molecular oxygen to form ozone.