Which of the following statements is not true about classical smog?

1.	Which of the following statements is not true about classical smog?
Answer» Its main components are produced by the action of sunlight on emissions of auto mobiles and factories. Produced in cold and humid climate. It contains compounds of reducing nature. It contains smoke, fog and sulphur dioxide. Solution :A mixture of `SO_2`, PARTICULATES and high humidity in cold condition in the atmosphere in habits classical SMOG. A fog of `H_2 SO_4` droplets FORMED condenses on the particulates to form the smog. It is of reducing nature. The gases which are released by automobiles and factories are not responsible for classical smog. NOTE: Gases released by automobiles and factories are not responsible for classical smog.

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