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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
How depletion of the ozone layer affect living organisms?
You have been selected to talk on 'ozone layer and its protection" in the school assembly on 'Environment Day.'
(a) Why should ozone layer be protected to save the environment?
(b) List any two ways that you would stress in your talk to bring in awareness amongst your fellow friends that would also help in protection of ozone layer as well as the environment.
Fill in the following blank with suitable word :
Ultraviolet rays can cause skin..............
O2 is converted into O3 by the action of :
(a) infrared radiations
(b) ultraviolet radiations
(c) gamma radiations
(d) cosmic radiations
Give Technical Terms:
The chemicals leading to the formation of ozone holes.
True or False:
Ozone in the Troposphere is a harmful pollutant.
Ozone is abundant in this layer. Ozone heats this layer as it absorbs from incoming ultraviolet radiation from the sun:
What is an ozone layer. State the distribution of the ozone layer in the stratosphere.
Enumerate methods of protecting the ozone layer and preventing its depletion.
Why is ozone layer getting depleted at the higher levels of the atmosphere? Mention one harmful effect caused by its depletion.
