Question

how is ozone layer formed in the stratosphere? Name a chief chemical that causes depletion

Answer 1

,carbons react with oxygen which causes depletion of Ozone layer Ozone is depleted near Antarctica and the near the parts of Australia because of excessive use of cfcs

Answer 2

Ozone layer is a layer of relatively high concentration of Ozone gas (O3) in thestratosphere. It is formed there by reaction of an Oxygen molecule and an Oxygen atom in the presence of Ultraviolet Radiation. A chief chemical that causes it's depletion is ChloroFluoroCarbon (CFC)