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Byju's Answer
Standard XII
Chemistry
Pollutants and Their Classification
Among the fol...
Question
Among the following, the only secondary pollutant is:
A
S
O
2
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B
C
O
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C
O
3
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D
N
O
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Solution
The correct option is
C
O
3
Secondary pollutants are the compounds which combine with primary pollutants through chemical or photochemical reactions.
Here Ozone is secondary pollutant.
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