V2EX ferric

Ferric

释义 Definition

ferric:指“三价铁的含三价铁(Fe)的”。常用于化学、材料、医学检验等语境。(也常与 ferrous“亚铁的,Fe”相对。)

发音 Pronunciation (IPA)

/frk/

例句 Examples

Ferric chloride is often used to etch circuit boards.
三氯化铁常用于蚀刻电路板。

The rusty color comes from ferric oxide forming on the surface after long exposure to air and moisture.
这种锈红色来自表面在长期接触空气和水分后生成的三氧化二铁。

词源 Etymology

ferric 来自拉丁语 ferrum(“铁”)加上形容词后缀 -ic(表示“……的、与……有关的”),因此字面意思就是“与铁有关的”。在现代化学中,ferric 特指“铁处于 +3 价态(Fe)”的情况。

相关词 Related Words

文学作品 Literary Works

  • H. G. Wells, The War of the Worlds(科幻叙述中涉及化学/矿物描述时可见 ferric 等词)
  • Primo Levi, The Periodic Table(与化学元素与化学过程相关的散文集中常出现此类化学形容词)
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