“octavalent”的英文意思_释义_用法

单词

octavalent

释义

octavalent, a. Chem.|ɒktəˈveɪlənt|
Also (now rare) octo-.
[f. octa-, octo- + L. vālent-em, pres. pple. of valēre to be worth.]
Characterized by a valency of eight.
1880Octovalent [see per-¹ 5 b].1909J. N. Friend Theory of Valency xvii. 117 Osmium apparently functions as an octavalent atom in the tetroxide OsO₄, as does ruthenium in RuO₄.1950N. V. Sidgwick Chem. Elements II. 1458 There are a fair number of octovalent osmium compounds.1973S. E. Livingstone in J. C. Bailar et al. Comprehensive Inorg. Chem. III. xliii. 1209 The octavalent state [of osmium] is more stable than that of ruthenium.
Hence octaˈvalency, the property of being octavalent.
1925Ann. Rep. Progr. Chem. XXI. 54 These facts are held to confirm the octavalency of osmium.

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