Diatomic elements are pure elements that form molecules consisting of two atoms bonded together. There are seven diatomic elements: hydrogen, nitrogen, oxygen, fluorine, chlorine, iodine, bromine.

Is a diatomic molecule a compound?

It is not a compound because it is made from atoms of only one element - oxygen. This type of molecule is called a diatomic molecule, a molecule made from two atoms of the same type.

What is the difference between diatomic molecules and compounds?

is that molecule is (chemistry) the smallest particle of a specific element or compound that retains the chemical properties of that element or compound; two or more atoms held together by chemical bonds while diatomic is (chemistry) a diatomic molecule or other species.