Question

what are the two forms of oxygen found in the atmosphere class 9 science​

Answer 1

Answer:

• Ozone present in the atmosphere is essential for the survival of living beings as it absorbs the harmful UV radiations. Therefore, the answer is option (d) – two forms of oxygen found in the atmosphere are Oxygen –O2and Ozone – O3.

Answer 2

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The oxygen molecules that we breathe (denoted O2) consist of two oxygen atoms. This, the most stable form of oxygen, makes up about one-fifth of air. Ozone is more reactive and comprises three oxygen atoms (O3).