Question

The molecular formula of ozone is:

• A. O\textsubscript{2}
• B. O\textsubscript{3}
• C. O\textsubscript{4}
• D. O\textsubscript{5}

Hint:

Ozone is less stable than O\textsubscript{2} and has a sharp smell.

Answer 1

The Correct Option is B

Step 1: Recall.
Ozone is an allotrope of oxygen formed by three oxygen atoms.
Step 2: Properties.
It forms the ozone layer which protects Earth from harmful UV radiation.
Step 3: Conclusion.
Thus, formula of ozone is O\textsubscript{3}.