The main factor responsible for the depletion of ozone layer is addition of _____in the atmosphere.
A
Mn
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B
Cl
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C
Na
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D
Co
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Solution
The correct option is BCl The main factor responsible for the depletion of ozone layer is addition of Cl in the atmosphere. Each Cl atom can destroy as many as 100,000 ozone molecules. Cl atoms comes from chlorofluorocarbons.