Iron phosphates are ionic compounds, but the ion phosphate has covalent bonds between O and P.
Ionic
Iron sulfide is an ionic compound.
ionic
Ionic. Iron can be present as Fe2+ or Fe3+. Oxygen is present as the oxide ion O2-
Ionic
Iron(III) bromide is an ionic compound.
Ionic bond. The metal (iron) gives up electrons to the non-metal (bromine.)
Ionic
Ionic
Iron sulfide is an ionic compound.
The bond is ionic.
Iron (III) fluoride has ionic bonds. No compound is any kind of bond.
ionic
Ionic. Iron can be present as Fe2+ or Fe3+. Oxygen is present as the oxide ion O2-
Iron oxide is an ionic compound.
Iron and Potassium both are elements and not compounds. They can't be ionic or molecular.
Ionic