V2EX strong acid

Strong Acid

Definition / 定义

强酸:在水溶液中几乎完全电离(释放出 H/形成 HO)的酸,因此酸性强、pH 通常较低。常见强酸包括盐酸(HCl)、硫酸(HSO,第一步电离很强)、硝酸(HNO)等。(在不同溶剂或高浓度条件下表现可能更复杂。)

Pronunciation / 发音

/str sd/

Examples / 例句

A strong acid can burn your skin.
强酸会灼伤皮肤。

When a strong acid is added to water, it dissociates almost completely, producing a high concentration of hydronium ions.
当把强酸加入水中时,它几乎会完全电离,产生高浓度的水合氢离子(HO)。

Etymology / 词源

strong 源自古英语 strang(“强壮的、严格的”);acid 源自拉丁语 acidus(“酸的、尖锐的”),来自 acere(“变尖、使锐利”)。化学语境中 “strong acid” 作为术语,用“strong(强)”来描述其在水中电离程度接近完全的性质。

Related Words / 相关词

Literary Works / 文献与作品中的用例

  • Atkins’ Physical Chemistry(《阿特金斯物理化学》)
  • Chemistry: The Central Science(《化学:中心科学》)
  • Organic Chemistry(Clayden, Greeves & Warren;《有机化学》)
  • CRC Handbook of Chemistry and Physics(《CRC 化学物理手册》)
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