\Chro"mic\, a. (Chem.)
Pertaining to, or obtained from, chromium; -- said of the
compounds of chromium in which it has its higher valence.
{Chromic acid}, an acid, {H2CrO4}, analogous to sulphuric
   acid, not readily obtained in the free state, but forming
   well known salts, many of which are colored pigments, as
   chrome yellow, chrome red, etc.
{Chromic anhydride}, a brilliant red crystalline substance,
   {CrO3}, regarded as the anhydride of chromic acid. It is
   one of the most powerful oxidizers known.