bicarbonate An acid salt of carbonic acid, containing the ion HCO3-. Bicarbonates, or hydrogen carbonates, are formed by the action of carbon dioxide on carbonates in aqueous solution; this reaction is reversed on heating. Dissolved calcium and magnesium bicarbonates give rise to hard water. Related category INORGANIC CHEMISTRY Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) |