Question

Difference bwtween photochemical smog and classical smog

Answer 1

photochemical smog :: this is formed by combination of smoke, dust and fog with the air pollutants like NO2, NO & hydrocarbons.
It is formed due to the formation of hydrocarbons free radicals resulting from photochemical decomposing of NO2
if froms peroxyactetyl nitrate (PAN)
photochemical smog produces irritation of eyes, nose & throat & also cause bronchitis.............


classical smog :: it's formed due to a mixture of H2SO4 & HNO3 on the solid particulate of smoke in a air
it is a produced from the gases like SO2 & NO2 present in air
peroxyactetyl nitrate (PAN) is not fromed,
classical smoke decrease viability caused bronchitis & asthama

Answer 2

Answer:

classical smog – This is the typical form of smog found in areas which have a humid climate. It is a mixture of smoke, fog and sulphur dioxide. ... Photochemical smog – This type of smog is prevalent in dry and sunny areas of the world.