| 单词 |
uranyl |
| 释义 |
uranyl Chem.|ˈjʊərənɪl|
[f. uran-ium + -yl.]
A radical (UO2) held to exist in many compounds of uranium.
1850Watts tr. Gmelin's Handbk. Chem. IV. 181 Chloride of uranyl. 1863― Dict. Chem. I. 797 Carbonate of Uranyl and Ammonium. Ibid., Uranyl, U2O2, is a diatomic radicle which may be supposed to exist in the uranic salts, e.g. uranic nitrate. 1884Frankland & Japp Inorg. Chem. 708 Salts in which the dyad radical uranyl (UviO2) plays the part of a dyad metal.
b. uranyl chloride, uranyl oxide, uranyl phosphate, uranyl salts: (see quots.).
1865Mansfield Salts 285 The so-called ‘Uranyl’ Salts of Peligot, supposed to be of the form U2O2. 1878C. M. Tidy Handbk. Mod. Chem. 337 Uranic oxide (sesquioxide) or Uranyl oxide. 1888Encycl. Brit. XXIV. 7/2 Solutions of uranyl salts (nitrate, &c.). 1888Cassell's Encycl. Dict. VII. 384 Uranyl-chloride, Uranic-oxychloride. 1903Amer. Jrnl. Sci. Ser. iv. XVI. 237 The filtering of a precipitate of ammonium uranyl phosphate through a Gooch crucible.
Hence uraˈnylic a. (See -ic 1 b.)
1884Frankland & Japp Inorg. Chem. 708–711 Uranylic chloride,..bromide,..fluoride,..nitrate,..sulphate,..pyro⁓sulphate,..sulphide. |
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