MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic ChemistryEnvironmental ChemistryO3, NO2 acrolein, formaldehyde and PAN

The main reason of ozone layer depletion is : I. release of CFCs II. release of CO2 III. release of CH4

A.Only I✓ Correct

B.Only II

C.Only III

D.I, II and III

Explanation

The main reason of ozone layer depletion is believe to be the release of chlorofluorocarbon (CFCs) also known as freons.

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