P-Block Elements Ques 497

Question: The smog is essentially caused by the presence of

[AIEEE 2004]

Options:

A) Oxides of sulphur and nitrogen

B) $ O_2 $ and $ N_2 $

C) $ O_2 $ and $ O_3 $

D) $ O_3 $ and $ N_2 $

Show Answer

Answer:

Correct Answer: A

Solution:

Photochemical smog is caused by oxides of sulphur and nitrogen.



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