Na2O is sodium oxide, and it is IONIC.
Molecular
PtO2 is ionic
CO is a molecular compound. It consists of a covalent bond between carbon and oxygen atoms.
Anhydrous H2CO3 (carbonic acid) is molecular, not ionic. It does not dissociate into ions in the absence of water.
MgBr2 is an ionic compound (salt: magnesium bromide)
Ionic Molecular
ionic
molecular
Molecular
PtO2 is ionic
ionic
ionic
it is ionic
It is molecular
Molecular compound
It's molecular
A molecular covalent compound