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प्रश्न
State the role of chlorofluorocarbons in ozone destruction or depletion [no equations required].
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उत्तर
Roll of chlorofluorocarbons in ozone destruction : Chlorofluorocarbons are decomed by U.R. rays and liberate highly reactive free CF radical. This free ladical reacts with ozone to form Cl0[g]. This causes ozone depletion. The Cl free radicals initiate and catalyse a chain reaction – capable of breakdown of over 1,00,000 ozone molecules resulting in ozone depletion.
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संबंधित प्रश्न
The harmful radiations absorbed by the ozone layer are ______.
Give one harmful effect of CFC.
Explain how, harmful ultraviolet radiations of sunlight are prevented from reaching the earth's surface.
Which pollutant released into the air during refrigeration and airconditioning is the greatest contributor to the depletion of ozone layer?
(a) BHC
(b) DDT
(c) CFC
(d) UNEP
Briefly explain depletion of ozone layer and its effects.
Explain what is smog. Give its effects.
True or False:
Ozone in the Troposphere is a harmful pollutant.
Give balanced equation for the following conversion [one or two steps].
Oxygen to ozone gas by photolysis.
The substance which is chiefly responsible for the depletion of ozone layer is ______.
______ was signed in 1987 to control emission of ozone depleting substances.
