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Assertion : Classical smog is oxidising smog whereas photochemical smog ie reducing smog. Reason : Classical smog occurs in warm, dry and sunny climate whereas photochemical smog occurs in cool humid climate .A. If both assertion and reason are true and reason is the correct explanation of assertion.B. If both assertion and reason are true but reason is not the c orrect explanation of assertion.C. If assertion is true but reason is false.D. If both assertion and reason are false. |
Answer» Correct Answer - d Classical smog occurs in cool humid climate. Chemically it is a reducing mixture and so it is also called as reducing smog Photochemical smog occurs in warm , dry and sunny climate. It has concentration of oxidising agents and is therefore, called as oxidising smog. |
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