NEET UG CHEMISTRY MCQ: ENVIRONMENTAL CHEMISTRY

1 Easy

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Understanding +4 | -1

The incorrect statement among the following is

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Correct option: A

Classical smog occurs in warm, dry and sunny climate

Option A (Classical smog occurs in warm, dry and sunny climate) is correct because classical smog (London smog) occurs in cool, humid conditions, not warm, dry, and sunny climates. Photochemical smog occurs in warm, dry and sunny climate.

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

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

and those in Tokyo, Japan are

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