The given compound is covalent or ionic should be identified.
A molecule is neutral group of two or more atoms joined together by chemical bonds.
A covalent bond is a formation of chemical bond that contains the sharing of electron pairs between atoms.
Ionic compound is a composed of ions held together by electrostatic forces called as ionic bond. The compound is neutral, it is of consists positively charged ions called cations and negatively charged ions called anions.
Compounds of metals with nonmetals are usually called as ionic, nonmetal-nonmetal compounds are usually molecular.