What is Ozone? How is it formed and depleted?
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Ozone is a protective layer or shield of O3 molecule which protect earth from U.V rays of sun
It is formed by free-radical mechanism of oxygen
It is depleted due to global warming or Chlorofluorocarbons (CFCs)
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The ozone layer is the outermost layer of earth composed of ozone gas which protects the earth from UV rays which causes cancer and other defects in living organisms. Ozone layer lets only some of the UV rays reach the surface of the earth.
The ozone layer is a region in the earth's stratosphere that contains high concentrations of ozone and protects the earth from the harmful ultraviolet radiations of the sun.
it is depleted by CFCs and formed by 3 atoms of oxygen
O+O2=O3
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