AIIMS 2015 Chemistry Air Pollution MCQ Question
Point out the true statement.
photochemical smog occurs in a day time while the classical smog occur in the morning hours
Classical smog has an oxidizing character whereas the photochemical smog is reducing in character
During formation of smog, the level of ozone in the atmosphere goes down
Classical smog is good for health but not photochemical smog
Correct Answer
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