Amphoteric compounds

chemical compound

ZnO is a white powder insoluble in water

In chemistry, an amphoteric compound () is a molecule or ion that can react both as an acid and as a base. What exactly this can mean depends on which definitions of acids and bases are being used.

In inorganic chemistry, bicarbonate (American English: ) (IUPAC-recommended nomenclature: hydrogencarbonate) is an intermediate form in the deprotonation of carbonic acid. It is a polyatomic anion with the chemical formula HCO3–.

chemical compound

chemical compound

overview about physical and chemical properties of pure water

chemical compound

chemical compound

oxide of uranium