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valency英英释意- 查字库
首页英语词典valencyvalency英英释意

valency

英 ['veɪlənsɪ] 美['velənsi]
  • n. [化学] 化合价;[化学] 原子价
  • n. (Valency)人名;(法)瓦朗西;(英)瓦伦西

英英释意


1. the phenomenon of forming chemical bonds
2. (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate
3. (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)