V2EX monovalent

Monovalent

释义 Definition

monovalent(形容词):一价的;单价的。常用于化学中,指原子、离子或基团的化合价为 1(只能与一个键或一个等价的结合力相结合)。在免疫学中也可指单价结合(如单价抗体片段),但最常见的是化学义。

发音 Pronunciation (IPA)

/mnvelnt/

例句 Examples

Monovalent ions carry a charge of +1 or 1.
一价离子带有 +1 或 1 的电荷。

In aqueous solution, monovalent electrolytes typically dissociate more simply than multivalent salts, affecting conductivity and osmotic pressure.
在水溶液中,一价电解质通常比多价盐更容易简单解离,从而影响电导率和渗透压。

词源 Etymology

来自 mono-(“单、一”)+ valent(“价的;有结合力的”),整体字面意思是“只有一个价”。其中 valent 与拉丁语 valēre(“有力量、起作用”)相关,引申为“具有结合能力/化合能力”。

相关词 Related Words

文学与典籍 Literary Works

  • Atkins’ Physical Chemistry(《阿特金斯物理化学》)中在讨论电解质、离子强度与溶液性质时常出现 monovalent
  • CRC Handbook of Chemistry and Physics(《CRC 化学物理手册》)在离子性质与数据表述中使用 monovalent 区分一价/多价离子。
  • Linus Pauling 的 General Chemistry(《普通化学》)在讲解化学键、价与离子化合物时会使用 monovalent 一类术语。
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