'purpureo-cobaltic compounds' definitions:

Definition of 'purpureo-cobaltic compounds'

From: GCIDE
  • Cobaltic \Co*balt"ic\ (?; 74), a. [Cf. F. cobaltique.] (Chem.) Pertaining to, derived from, or containing, cobalt; -- said especially of those compounds in which cobalt has higher valence; as, cobaltic oxide. [1913 Webster]
  • Luteo-cobaltic compounds (Chem.), an extensive series of complex yellow compounds of ammonia and cobaltic salts.
  • Roseo-cobaltic compounds (Chem.), an extensive series of complex red compounds of cobalt and ammonia. Modifications of these are the purpureo-cobaltic compounds. [1913 Webster]