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What is a gas made up of three oxygen molecules bonded together that occurs naturally in the upper atmosphere?

User Shanikqua
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Ans: Ozone (O₃) gas.
User Crc
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Answer : The gas formed is Ozone,
O_3.

Explanation :

Ozone is the gas which is naturally formed in the stratosphere region.

There are two steps involved in the ozone formation :

Step 1 : The oxygen molecule breaks into two separate oxygen atoms in the presence of sunlight.


O_2\overset{h\\u}\rightarrow O+O

Step 2 : These two separate oxygen atom further react with the oxygen molecule to produce ozone molecule.


O+O_2\rightarrow O_3

The overall reaction is,


3O_2\overset{h\\u}\rightarrow 2O_3

User Dennis Nerush
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