What is smog? How is classical smog different from photochemical smogs?

When smoke mixes with fog, it is called smog. How the classical smog different from photochemical smog?

a) What is smog?

What is glycogen?How is it different from starch?

How is diapause different from hibernation?

How is 'cast iron ' different from 'pig iron'?

How Is Novolac different from Bakellte?

a) Write any two differences between classical smog and photochemical smog.

How is molecular formula different from the empirical formula?

Observe the relationship between the first two terms and fill in the blanks. Classical smog: Reduction nature Photochemical smog:………..