P2H4O6

1 definition found

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

  Hypophosphoric \Hy`po*phos*phor"ic\, a. [Pref. hypo- +
     phosphoric.] (Chem.)
     Pertaining to, or derived from, or containing, phosphorus in
     a lower state of oxidation than in phosphoric compounds; as,
     hypophosphoric acid.
     [1913 Webster]


  
     {Hypophosphoric acid} (Chem.), an acid, {P2H4O6}, produced by
        the slow oxidation of moist phosphorus, and isolated only
        as a solution in water. It is regarded as a condensation
        product of one molecule of phosphoric acid with one of
        phosphorous acid, by partial dehydration.
        [1913 Webster]