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hypophosphorous |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Hypophosphorous \Hy`po*phos"phor*ous\, a. [Pref. hypo- + phosphorous.] (Chem.) Pertaining to or containing, phosphorus in a lower state of oxidation than in phosphoric compounds; as hypophosphorous acid. {Hypophosphorous acid} (Chem.), an acid, {H3PO2}, whose salts are produced by the action of barium hygrate on phosphorus. It may be obtained from its water solution, by exaporation and freezing, as a white crystalline substance. It is a powerful reducing agent.
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