Pyrosulfuric acid
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...The chemical formula is H 2 S 2 O 7 . It is also called pyrosulfuric acid. When sulfuric acid H 2 SO 4 is dissolved in sulfur trioxide SO 3 , it becomes oleum, but when H 2 SO 4 and SO 3 are mixed in equal moles, it becomes disulfuric acid. ... *Some of the terminology explanations that mention "pyrosulfuric acid" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
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…化学式H2S2O7。ピロ硫酸pyrosulfuric acidともいう。硫酸H2SO4に三酸化硫黄SO3を溶かしたものが発煙硫酸(オレウムoleumともいう)であるが，H2SO4とSO3とを等モル混ぜた場合に二硫酸となる。… ※「pyrosulfuric acid」について言及している用語解説の一部を掲載しています。 出典｜株式会社平凡社世界大百科事典 第２版について | 情報 |
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