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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
What is the function of ozone in the upper atmosphere?
How Ozone is Formed?
Explain ozone layer, its depletion and effects of ozone depletion.
The following picture depicts a certain phenomenon
- Name the phenomenon and explain it.
- Enlist the sources that are responsible for the above mentioned phenomenon.
- List out the effects of the above phenomenon on humans.
The depletion of the ozone layer is due to ______.
Fill in the Blanks:
______ is manmade compounds that have been widely used as refrigerants and in spray propellants and foam blowing.
State how CFCs break ozone in the stratosphere.
Select the correct answer from the following statement:
The gas which in presence of U.V. light gives two atoms of the same gas.
Long answer type question
Montreal protocol is an essential step. Why is it so?
In 1987, the United Nations Environment Programme (UNEP) forged an agreement to freeze the production of a certain chemical to the year 1986 level. Name the chemical and the manufacturing companies m which this chemical was being mostly used.
In what way this chemical damage -
- the upper layers of the atmosphere and ultimately
- the organisms on the earth.
