Which of the following is the symbol for Ozone? 02 CO2 03 CO3

The correct answer is 03.<br /><br />Ozone is a molecule composed of three oxygen atoms, and its chemical symbol is O3. The other options provided are not the correct symbols for ozone:<br /><br />- 02 is the symbol for molecular oxygen, which is a diatomic molecule composed of two oxygen atoms.<br />- $CO2$ is the symbol for carbon dioxide, a molecule composed of one carbon atom and two oxygen atoms.<br />- $CO3$ is not a valid chemical symbol, as there is no such molecule with that composition.<br /><br />Therefore, the correct symbol for ozone is O3, which corresponds to option 03.