单词 | ruthenious |
释义 | rutheniousadj. Chemistry. Now rare. = ruthenous adj. ΘΚΠ the world > matter > chemistry > elements and compounds > metals > specific elements > ruthenium > [adjective] ruthenic1845 ruthenious1849 1849 H. Watts tr. L. Gmelin Hand-bk. Chem. II. 40 Protoxide of ruthenium or ruthenious oxide, RuO. 1868 H. B. Jones & H. Watts Fownes's Man. Elem. Chem. (ed. 10) 440 The sesquioxide, or Ruthenious oxide, Ru2O3. 1920 G. S. Newth Text-bk. Inorg. Chem. (rev. ed.) iii. xiv. 691 Ruthenium, osmium, rhodium, and iridium form salts corresponding to the sesquioxide, such as ruthenious chloride, Ru2Cl6. This entry has been updated (OED Third Edition, March 2011; most recently modified version published online March 2022). < adj.1849 |
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