JEE Main & Advanced Chemistry Environmental Chemistry / पर्यावरणीय रसायन Question Bank Mock Test - Environmental Chemistry

  • question_answer
    How many of the following compounds are gaseous air pollutants?
    (I) CO (II) NO
    (III) \[N{{O}_{2}}\] (IV) \[C{{O}_{2}}\]
    (V) \[S{{O}_{2}}\] (VI) \[{{H}_{2}}S\]
    (VII) \[S{{O}_{3}}\] (VIII) \[{{O}_{3}}\]
    (IX) Fumes (X) Smoke

    Answer:

    8


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