V2EX colligative

Colligative

释义 Definition

colligative(依数性的):指一种只取决于溶液中溶质粒子数目(浓度)、而与溶质的化学性质或种类无关的性质。常见于化学中讨论溶液性质(如沸点升高、凝固点降低等)。(该词主要用于“colligative property 依数性性质”这一搭配。)

发音 Pronunciation (IPA)

/kltv/

词源 Etymology

来自拉丁语词根 **col-**(一起)+ ligare(捆绑、连接),含义可理解为“把(粒子数的影响)汇聚起来”。在化学语境中,它强调的是:效应来自“粒子数量的总和”,而不是粒子“是什么”。

例句 Examples

Colligative properties depend on the number of dissolved particles.
依数性性质取决于溶解粒子的数量。

Because the solution is concentrated, its colligative effects include a noticeable freezing-point depression and boiling-point elevation.
由于溶液浓度较高,它的依数性效应包括明显的凝固点降低和沸点升高。

相关词 Related Words

文学与著名作品 Literary & Notable Works

  • Physical Chemistry(Peter Atkins & Julio de Paula)在溶液章节中系统讲解 colligative properties
  • Chemistry: The Central Science(Theodore E. Brown 等)以通识化学方式介绍依数性性质及其计算。
  • General Chemistry(Linus Pauling)经典教材中讨论溶液行为时使用相关术语与概念。
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