Sagot :
You can see that's C.
Both [tex]O_2[/tex] and [tex]O_3[/tex] have atoms of oxygen but the first molecule is diatomic but the second is triatomic.
Both [tex]O_2[/tex] and [tex]O_3[/tex] have atoms of oxygen but the first molecule is diatomic but the second is triatomic.
Answer: Th correct answer is option C.
Explanation:
Atoms are the smallest unit of a chemical element.
An element is defined as the simplest substance which cannot be further divided.
A molecule is defined as the combination of two or more atoms of same or different elements.
Fro the given options, option 3 and 4 are the molecules, but Option 3 has the different number of atoms of same element. These molecules have different molecular structures.
[tex]O_2[/tex] is the oxygen gas and [tex]O_3[/tex] is ozone.
Hence, the correct answer is option C.