Which of the following is an air pollutant I. Water vapour II. Carbon dioxide III. Hydrogen Gas?

Only I
Only II
Only III
Both II and III

LohaHridoy

4 views

2025-01-04 04:42

1 Answers

AhmedNazir

Option 2 : Only II

Among the given options, only carbon dioxide is an air pollutant. Water vapour combines with carbon dioxide to become a pollutant, though originally harmless. Hydrogen gas does not come under this category.

4 views Answered 2022-09-04 04:29

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