V2EX reverse reaction

Reverse Reaction

释义 Definition

(尤指化学中)逆反应:与“正反应(forward reaction)”方向相反的反应过程;在可逆反应体系中,生成物重新转化为反应物的那一方向。也可引申指“过程/趋势的反向作用”。

发音 Pronunciation (IPA)

/rvs rikn/

例句 Examples

The reverse reaction turns the products back into reactants.
逆反应会把生成物转回反应物。

At equilibrium, the forward and reverse reactions occur at the same rate, so the concentrations stay constant even though reactions continue.
在平衡状态下,正反应与逆反应以相同速率进行,因此尽管反应仍在继续,各物质浓度却保持不变。

词源 Etymology

reverse 来自拉丁语 reversus(“转回、回转”);reaction 来自拉丁语 reactio(“回作、反作用”)。合在一起字面意思就是“向相反方向发生的反应”,在化学语境中固定指“逆反应”。

相关词 Related Words

文学/著作中的用例 Literary Works

  • Atkins’ Physical Chemistry(《阿特金斯物理化学》):在化学平衡与动力学章节中常用 “forward and reverse reactions” 讨论平衡速率。
  • Chemistry: The Central Science(Brown 等《化学:中心科学》):用 “reverse reaction” 解释可逆反应、平衡与浓度变化。
  • Chemical Principles(Zumdahl《化学原理》):在平衡常数与勒夏特列原理相关内容中频繁出现该术语。
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