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A powerful eye irritant present in smog is
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- nitric oxide
- sulphur dioxide
- peroxyacetyl nitrate
- carbon dioxide
- nitric oxide
Correct Option: C
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.
