Is glyphosate a compound or a molecule and why?

Not all compounds are molecules. NaCl (salt) is an example of an ionic compound. Some molecules, such as O2, are comprised of only one kind of atom and are therefore not compounds.

Ionic compounds are not molecules. Examples include sodium chloride (NaCl), magnesium sulfate (MgSO4), calcium carbonate (CaCO3), and Iron oxide (FeO, Fe2O3, or Fe3O4).

All but H2, O2, F2, Br2, I2, Cl2, and N2. Those are diatomic elements, and when they are bonded together they are just referred to as the name of the element. (O2 is just called Oxygen instead of...

Most molecules are compounds but not all. Some molecules such as O2 and P4 are elements.

Some are some are not. A molecule is composed of usually two atoms. A compound is composed of two or more atoms. So, a molecule is a special compound that contains two of the same atoms.