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प्रश्न
Give reason for the following:
The formation of ozone involves a chemical reaction called photolysis.
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उत्तर
With the help of UV rays
O2 molecule breaks into two oxygen atoms called photolysis.
\[\ce{O2 ->[UV][light] [O] + [O]}\]
Now more of O2 molecule combine with [O]
O2 + [O] → O3 ozone
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संबंधित प्रश्न
Ozone depletion is occurring widely in the stratosphere; it leads to an ozone hole caused mainly due to ______.
Which radiations are absorbed by ozone layer?
What is ozone?
How are CFCs harmful?
Ozone is abundant in this layer. Ozone heats this layer as it absorbs from incoming ultraviolet radiation from the sun:
State the role of chlorofluorocarbons in ozone destruction or depletion [no equations required].
Select the correct answer from the following statement:
A chemical responsible for ozone depletion.
Why is ozone layer getting depleted at the higher levels of the atmosphere? Mention one harmful effect caused by its depletion.
What is exactly measured in Dobson units or DU?
Write the full form of CFCs.
