单词 | phosphorus trioxide |
释义 | > as lemmasphosphorus trioxide phosphorus trioxide n. Chemistry phosphorus( iii) oxide, P4O6 (originally assigned the formula P2O3), a white, waxy solid formed when phosphorus burns in a restricted amount of air. ΚΠ 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 231 Phosphorus trioxide or phosphorous oxide. 1938 R. Hum Chem. for Engin. Students xxiv. 668 Phosphorous Acid..may be obtained by the action of water upon phosphorus trioxide. 2001 Scotsman (Nexis) 6 Aug. 12 In the pure state phosphorus trioxide does not phosphoresce. < as lemmas |
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