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प्रश्न
What is Ozone?
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उत्तर
Ozone is a gas that is made up of three oxygen atoms (O3). Ozone is classified as either stratospheric (good ozone) or ground level (bad ozone).
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संबंधित प्रश्न
What is ozone?
O2 is converted into O3 by the action of :
(a) infrared radiations
(b) ultraviolet radiations
(c) gamma radiations
(d) cosmic radiations
Which of the following harmful radiation is absorbed by the ozone layer of the stratosphere?
Match the items in column I with the closely related ones in column II.
| Column l | Column lI | ||
| (i) | Chlorofluorocarbons (CFCs) | (a) | Global warming |
| (ii) | Fly ash | (b) | Biodegradable |
| (iii) | Cow dung | (c) | Nuclear radiation pollutant |
| (iv) | CO2 and methane | (d) | Acid rain |
| (v) | Sulphur dioxide | (e) | Industrial waste |
| (vi) | Iodine-131 | (f) | Ozone depletion |
What is the difference between stratospheric and ground level ozone?
Which Gas is present in large amount in the upper part of stratosphere.
State the role of chlorofluorocarbons in ozone destruction or depletion [no equations required].
Give reason for the following:
The formation of ozone involves a chemical reaction called photolysis.
Name or state the following:
The atom which reacts with oxygen to form ozone.
Why is ozone layer getting depleted at the higher levels of the atmosphere? Mention one harmful effect caused by its depletion.
