Environmentalmedium · Past Paper
What is the result of the reaction between UV radiation and Oxygen (O2)?
AFormation of Carbon dioxide
BFormation of Ozone (O3)
CFormation of Water vapor
DFormation of Nitrogen
✓ Correct Answer: B — Formation of Ozone (O3)
UV radiation breaks O2 into two oxygen atoms, which then react with other O2 molecules to form O3.
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