| 单词 | tungstic acid |
| 释义 | > as lemmastungstic acid Pertaining to or formed from tungsten; applied to compounds in which tungsten combines as a hexad (see -ic suffix 1b), as tungstic acid, H2O.WO3 (formerly = tungstic oxide), tungstic chloride, WCl6, tungstic oxide, WO3; also to minerals containing tungsten, as tungstic ochre (see ochre n. 2), native tungstic oxide, also called ˈtungstite n. ΘΚΠ the world > the earth > minerals > mineral sources > [adjective] > yielding a mineral or metal > tungsten tungstenic1794 tungstenical1794 tungstenitic1795 tungstic1796 tungstous1860 the world > matter > chemistry > elements and compounds > metals > specific elements > tungsten > [adjective] tungstenic1794 tungstenical1794 tungstenitic1795 tungstic1796 tungstous1860 1796 Philos. Trans. (Royal Soc.) 86 286 In 1790, Mr. Heyer..made some experiments on this ore [molybdate of lead], from which he inferred that it was composed of lead, combined with the tungstic acid. 1836–41 W. T. Brande Man. Chem. (ed. 5) 923 The Nitro-tungstate of Potassa is the salt originally described by Scheele [1781] as tungstic acid. 1868 H. Watts Dict. Chem. V. 915 Tungstic compounds,..in which tungsten is hexatomic. 1868 J. D. Dana Syst. Mineral. (ed. 5) 186 Tungstite. < as lemmas |
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