It is ionic because chromium is a metal.
Cr2O3 is an ionic compound. It is composed of chromium (Cr) and oxygen (O) ions that are held together by ionic bonds.
H2O is a molecular compound.
NO is a molecular compound, not an ionic compound. It is made up of individual atoms of nitrogen and oxygen that are covalently bonded together.
The molecular formula of sulfur dioxide (SO2) is molecular, not ionic. This compound is made up of covalent bonds between sulfur and oxygen atoms, where they share electrons to form the molecule.
Nitrogen trifluoride is a molecular compound, not ionic. It consists of covalent bonds between the nitrogen and fluorine atoms.
Cr2O3 is an ionic compound. It is composed of chromium (Cr) and oxygen (O) ions that are held together by ionic bonds.
It is ionic compound as the difference in the electronegativity between chromium and oxygen is more than 1.7
Ionic Molecular
PtO2 is ionic
Molecular
molecular
ionic
ionic
it is ionic
It is molecular
Molecular compound
It's molecular