Choose the heteroatomic molecule of the given options:
O2
He
HCl
P4
Heteroatomic molecules must have more than one type of atoms, such as hydrochloric acid (HCl), carbon dioxide (CO2) and sulphuric acid (H2SO4).
Which of the following is/are not a heteroatomic molecule/s?
Define homoatomic and heteroatomic molecules.