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单词 hypophosphorous
释义 hypophosphorous, a. Chem.|hɪpəʊ-, haɪpəʊˈfɒsfərəs|
[f. hypo- 5 + phosphorous. So F. hypophosphoreux.]
In hypophosphorous acid, an oxygen-acid of phosphorus, PH3O2.
1818Henry Elem. Chem. (ed. 8) II. 12 Hypo-phosphorous or Per-phosphorous Acid..a viscous fluid, strongly acid and uncrystallizable.1841Brande Chem. 488 Hypophosphorous acid..was discovered by Dulong in 1816.1877Roscoe & Schorlemmer Treat. Chem. I. 487 On cooling the solution, the hypophosphorous acid is obtained in the form of a thick very acid liquid.
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