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प्रश्न
How is ozone produced in stratosphere?
उत्तर
The formation of ozone in the stratosphere takes place in two steps. In the first step, ultraviolet radiation coming from the sun have sufficient energy to split dioxygen into two oxygen atoms. In the second step, the oxygen atoms react with more of dioxygen to form ozone.
\[\ce{O2 ->[hv] O + O, O + O2 -> O3}\]
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संबंधित प्रश्न
What are the reactions involved for ozone layer depletion in the stratosphere?
The gaseous envelope around the earth is known as atmosphere. The region lying between an altitudes of 11 – 50 km is _______.
Ozone depletion will cause ______.
Which is considered to be the earth’s protective umbrella? Why?
On the basis of chemical reactions involved, explain how do CFC’s cause depletion of ozone layer in stratosphere?
Which of the following statements is wrong?
Ozone is a gas heavier than air. Why does ozone layer not settle down near the earth?
Assertion (A): Ozone is destroyed by solar radiation in upper stratosphere.
Reason (R): Thinning of the ozone layer allows excessive UV radiations to reach the surface of earth.
Polar stratospheric clouds facilitate the formation of ______.
