You can see that's C. Both O 2 and O 3 have atoms of oxygen but the first molecule is diatomic but the second is triatomic.
**Answer: Th correct answer is option C. ** ;
The correct answer is option C, which consists of O2 (dioxygen) and O3 (ozone). Both are forms of the same element, oxygen, but have different molecular structures. Understanding these differences is essential in chemistry, highlighting how molecular arrangements affect properties and functions.
;