COBALTOUS a.
alt; -- said esp. of cobalt compounds in which the metal has its lower valence. Cobaltous chloride, a crystalline compound, CoCl2, of a pale rose color when hydrous, blue when dehydrated. Its solution is used for a sympathetic ink, the writing being nearly colorless when dried in the air, owing to absorbed moisture, an…
CORROSIVE a.
ng or vexing. Care is no cure, but corrosive. Shak. Corrosive sublimate (Chem.), mercuric chloride, HgCl2; so called because obtained by sublimation, and because of its harsh irritating action on the body tissue. Usually it is in the form of a heavy, transparent, crystalline substance, easily soluble, and of an acrid,…
FUMING a.
det's fuming liquid (Chem.), alkarsin. -- Fuming liquor of Libsvius (Old Chem.), stannic chloride; the chloride of tin, SnCl4, forming a colorless, mobile liquid which fumes in the air. Mixed with water it solidifies to the so-called butter of tin. -- Fuming sulphuric acid. (Chem.) Same as Disulphuric acid, uder Disu…