H2FeO4

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Ferric \Fer"ric\, a. [L. ferrum iron: cf. F. ferrique. See
     {Ferrous}.]
     Pertaining to, derived from, or containing iron. Specifically
     (Chem.), denoting those compounds in which iron has a higher
     valence than in the ferrous compounds; as, ferric oxide;
     ferric acid.


     [1913 Webster]
  
     {Ferric acid} (Chem.), an acid, {H2FeO4}, which is not known
        in the free state, but forms definite salts, analogous to
        the chromates and sulphates.
  
     {Ferric oxide} (Chem.), sesquioxide of iron, {Fe2O3};
        hematite. See {Hematite}.
        [1913 Webster]