五氧化二磷 Phosphorus pentoxide

（重定向自Phosphoric anhydride）

五氧化二磷（化学式：P₂O₅，分子式：P₄O₁₀），磷在空气中燃烧生成的磷氧化物。它吸水性强、并有极强的脱水性，甚至可以将浓硫酸脱水，生成三氧化硫。极易潮解，是一种强力干燥剂。它与冷水生成偏磷酸，与热水主要生成正磷酸。

单词	Phosphoric anhydride
释义	Phosphoric anhydride 中文百科五氧化二磷 Phosphorus pentoxide （重定向自Phosphoric anhydride）五氧化二磷（化学式：P₂O₅，分子式：P₄O₁₀），磷在空气中燃烧生成的磷氧化物。它吸水性强、并有极强的脱水性，甚至可以将浓硫酸脱水，生成三氧化硫。极易潮解，是一种强力干燥剂。它与冷水生成偏磷酸，与热水主要生成正磷酸。英语百科 Phosphorus pentoxide 五氧化二磷（重定向自Phosphoric anhydride） Phosphorus pentoxide is a chemical compound with molecular formula P₄O₁₀ (with its common name derived from its empirical formula, P₂O₅). This white crystalline solid is the anhydride of phosphoric acid. It is a powerful desiccant and dehydrating agent.
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Phosphoric anhydride