Q251
A powerful eye irritant present in smog is
A.
Nitric oxide
B.
Sulphur dioxide
C.
Peroxyacetyl nitrate
AnswerD.
Carbon dioxide
Answer: Option C
Solution
Answer: Option C
Solution:
Peroxyacetyl nitrate is a secondary pollutant present in photochemical smog. It is thermally unstable and decomposes into peroxyethanoyl radicals and nitrogen dioxide gas. It is a lachrymatory substance.