NEET UG CHEMISTRY MCQ: ENVIRONMENTAL CHEMISTRY

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Photochemical smog does not contain

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Correct option: B

S{O_2}

Option B (

S{O_2}

) is correct because photochemical smog is primarily formed by the action of sunlight on nitrogen oxides and volatile organic compounds, not sulfur dioxide.

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Average ozone concentration in Jakarta, Indonesia have been reported to be

0.015 \mathrm{~mg} \mathrm{~m}^{-3}

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20 \mathrm{~ppmV}

. What is the approximate ratio of these two values, when expressed in the same unit? Increasing skin cancer and high mutation rate are due to S-I: Aldehydes are one of the constituents of photochemical smog.
S-II: Aldehydes are produced by photochemical oxidation of hydrocarbons by ozone. Which of the following statements is false? Most suitable atmospheric reaction which is relating to that of disfiguring of Taj Mahal is: Formation of London smog takes place in