Acid or base names PbO P2O5 CuO BeO SO3 FeO Fe2O3 CO2

All of the above substances are oxides, below is a list of substances.

PbO is a bivalent lead oxide.

P2O5 is a pentavalent phosphorus oxide.

CuO is copper oxide.

BeO is beryllium oxide.

SO3 is hexavalent sulfur oxide.

FeO is a bivalent iron oxide.

Fe2O3 is a trivalent iron oxide.

CO2 is carbon dioxide.

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