V2EX amphoteric

Amphoteric

释义 Definition

(尤用于化学)两性(的);指一种物质既能表现为也能表现为,会根据环境与对方反应物而改变角色。(在电化学/表面化学中也常指能呈现正负两种性质。)

发音 Pronunciation (IPA)

/mftrk/

例句 Examples

Water is amphoteric.
水是两性的。

Aluminum hydroxide is amphoteric, so it can react with both acids and bases depending on the conditions.
氢氧化铝是两性的,因此会随条件不同而与酸或碱发生反应。

词源 Etymology

来自希腊语词根:**amphi-**(“两边、两种、双重”)+ -oteric/-teric(与“方向/性质”相关的构词成分),整体含义为“具有两种(相对)性质的”。该词在近现代化学语境中固定用来描述“可作酸亦可作碱”的物质。

相关词 Related Words

文学与著作 Literary Works

  • Atkins’ Physical Chemistry(《阿特金斯物理化学》)在酸碱理论与溶液化学章节常出现 amphoteric
  • Clayden, Greeves and Warren: Organic Chemistry(《克莱登有机化学》)讨论官能团酸碱性与反应条件时会用到 amphoteric
  • CRC Handbook of Chemistry and Physics(《CRC化学与物理手册》)在材料性质与溶液数据相关条目中可见该词。
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