V2EX lewis acid

Lewis Acid

释义 Definition

路易斯酸:在化学中,指能够接受一对电子(电子对受体)的物质。它不一定含有氢离子,因此与“布朗斯特-劳里酸”(供给 H)的概念不同。(该词在更广泛语境下也可泛指“能吸引/接受电子对的中心”。)

例句 Examples

Boron trifluoride is a Lewis acid.
三氟化硼是一种路易斯酸。

In the reaction, the Lewis acid accepts an electron pair from the Lewis base to form a coordinate bond.
在该反应中,路易斯酸从路易斯碱那里接受一对电子,从而形成配位键。

发音 Pronunciation (IPA)

/lus sd/

词源 Etymology

“Lewis acid”得名于美国化学家Gilbert N. Lewis(吉尔伯特牛顿路易斯)提出的酸碱理论(路易斯酸碱理论)。该理论用“电子对的给予与接受”来定义酸和碱,使酸碱概念不再局限于含氢体系,适用于更多反应类型(如配位反应、某些有机反应中的催化过程)。

相关词 Related Words

文献与作品 Literary Works

  • Valence and the Structure of Atoms and Molecules(G. N. Lewis,1923)
  • General Chemistry(Linus Pauling)
  • Organic Chemistry(Clayden, Greeves & Warren)
  • Inorganic Chemistry(Shriver & Atkins)
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