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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
Ozone depletion is occurring widely in the stratosphere; it leads to an ozone hole caused mainly due to ______.
Explain how, harmful ultraviolet radiations of sunlight are prevented from reaching the earth's surface.
Depletion of ozone in the ozone layer is a cause for our worry. Why?
How are CFCs harmful?
Briefly explain depletion of ozone layer and its effects.
State the chemicals responsible for ozone layer destruction.
Give Technical Terms:
The chemicals leading to the formation of ozone holes.
Select the correct answer from the following statement:
The gas which in presence of U.V. light gives two atoms of the same gas.
Give reason for the following:
Destruction of ozone layer is harmful for both humans and plants.
What is exactly measured in Dobson units or DU?
