It is ionic compound as the difference in the electronegativity between chromium and oxygen is more than 1.7
Cr2O3 is an ionic compound. It is composed of chromium (Cr) and oxygen (O) ions that are held together by ionic bonds.
Cr2O3 is an ionic compound. It consists of chromium ions (Cr3+) and oxide ions (O2-) held together by ionic bonds.
Molecular compound
Ionic Molecular
Nickel manganate is an ionic compound.
molecular, since it is an organic compound
molecular
Fluorine is molecular, but it is an element, not a compound.
A molecular covalent compound
Molecular.See the Related Questions to the left for how to determine if a molecule is molecular of ionic.
Dissolve them in water. If the solution conducts electricity, then the solute is an ionic compound. If not, then it is a molecular compound.
Anhydrous H2CO3 (carbonic acid) is molecular, not ionic. It does not dissociate into ions in the absence of water.