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Question
How is classical smog different from photochemical smog?
Solution 1
The two smogs can be differentiated as follows:
|
Classical smog |
Photochemical smog |
|
|
Occurrence |
It occurs in a cool, |
It occurs in a dry, sunny climate. |
|
Components |
Smoke, fog, and sulphur dioxide. |
PAN, acrolein, ozone, |
|
Nature |
It is reducing in nature |
It is oxidizing in nature. |
Solution 2
Classical smog occurs in cool humid climate. It is also called as reducing smog.Whereas photochemical smog occurs in warm and dry sunny climate. It has high concentration of oxidising agents and therefore, it is also called as oxidising smog.
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