V2EX transition metal

Transition Metal

定义 Definition

transition metal(过渡金属):指元素周期表中 d 区的一类金属元素(通常为第 312 族),其原子或常见离子常具有未充满的 d 轨道。它们常见特征包括:多种氧化态、易形成配合物、很多化合物呈颜色、常具有催化活性。(注:不同教材对边界元素的划分略有差异。)

发音 Pronunciation

/trnzn mtl/

例句 Examples

Transition metals like iron and copper are used widely in industry.
像铁和铜这样的过渡金属在工业中被广泛使用。

Because a transition metal can adopt multiple oxidation states, it often participates in redox reactions and acts as a catalyst.
由于过渡金属可以呈现多种氧化态,它常参与氧化还原反应并充当催化剂。

词源 Etymology

transition 源自拉丁语 transitio,含“跨越、过渡”之意;在化学语境中指元素性质在周期表中呈现“过渡/变化”的区域。metal 来自日耳曼语系词源,指“金属”。合在一起,transition metal 字面即“过渡区域的金属”,对应周期表中从主族元素性质向后续区域变化的那一段 d 区元素。

相关词 Related Words

文学与著作 Literary Works

  • Primo Levi《The Periodic Table》(《元素周期表》):以化学元素为章节主题的文学作品,涉及过渡金属相关的化学与材料叙述。
  • Shriver & Atkins《Inorganic Chemistry》(《无机化学》):系统讨论过渡金属的配位化学、电子结构与反应性。
  • Housecroft & Sharpe《Inorganic Chemistry》:常用教材,过渡金属章节涵盖氧化态、配合物与催化等核心概念。
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