Ozone layer of upper atmosphere is being destroyed by:

Options

A. Cholorifluorocarbon
B. `SO_(2)`
C. Photochemical oxidant`//O_(2)` and `CO_(2)`
D. smog

Answer

A

Explanation

Chloroflurocarbons (CFCs) comes in contact with atmospheric gases and evertually reach stratosphere where they cause depletion in ozone layer.
`{:(CF_(2)Cl_(2)(g) overset(UV)toCoverset(●)(l)(g)+overset(●)(C)F_(2) Cl(g),),(overset(●)(C)l+O_(3)to Cloverset(●)(O) (g)+O_(2)(g),),(Cloverset(●)(O)(g) tooverset(●)(Cl) (g)+O_(2)(g)):}`