铕
銪的
性質
[编辑]物理 性質
[编辑]銪是
化學 性質
[编辑]銪是
- 2 Eu + 6 H2O → 2 Eu(OH)3 + 3 H2
銪在150
- 4 Eu + 3 O2 → 2 Eu2O3
銪在
- 2 Eu + 3 H2SO4 + 18 H2O → 2 [Eu(H2O)9]3+ + 3 SO2−
4 + 3 H2
價 態
[编辑]銪最穩定
Eu2+
銪(II)
同位 素
[编辑]
−3×1018
作為 核 裂 變 產物
[编辑]151Eu | 152Eu | 153Eu | 154Eu | 155Eu | |
~10 | 1580 | >2.5 | 330 | ||
靶恩 | 5900 | 12800 | 312 | 1340 | 3950 |
銪是
釤-151
项: 单位: |
t½ a |
产额 % |
Q* KeV |
* |
---|---|---|---|---|
155Eu | 4.76 | .0803 | 252 | |
85Kr | 10.76 | .2180 | 687 | |
113mCd | 14.1 | .0008 | 316 | |
90Sr | 28.9 | 4.505 | 2826 | |
137Cs | 30.23 | 6.337 | 1176 | |
121mSn | 43.9 | .00005 | 390 | |
151Sm | 90 | .5314 | 77 |
152Eu(
存 量
[编辑]做為
生產
[编辑]銪在礦物
化合 物
[编辑]鹵化物
[编辑]銪金
- 2 Eu + 3 X2 → 2 EuX3(X = F, Cl, Br, I)
如此
氧族及氮族 元素 化合 物
[编辑]銪可以和
- Eu2O3 + 3 H2S → 2 EuS + 3 H2O + S
銪的
研究 歷史
[编辑]雖然銪
1960
應用
[编辑]銪
安全
[编辑]參考 資料
[编辑]- ^ Prohaska, Thomas; Irrgeher, Johanna; Benefield, Jacqueline; Böhlke, John K.; Chesson, Lesley A.; Coplen, Tyler B.; Ding, Tiping; Dunn, Philip J. H.; Gröning, Manfred; Holden, Norman E.; Meijer, Harro A. J. Standard atomic weights of the elements 2021 (IUPAC Technical Report). Pure and Applied Chemistry. 2022-05-04. ISSN 1365-3075. doi:10.1515/pac-2019-0603 (
英 语). - ^ Yttrium and all lanthanides except Ce and Pm have been observed in the oxidation state 0 in bis(1,3,5-tri-t-butylbenzene) complexes, see Cloke, F. Geoffrey N. Zero Oxidation State Compounds of Scandium, Yttrium, and the Lanthanides. Chem. Soc. Rev. 1993, 22: 17–24. doi:10.1039/CS9932200017. and Arnold, Polly L.; Petrukhina, Marina A.; Bochenkov, Vladimir E.; Shabatina, Tatyana I.; Zagorskii, Vyacheslav V.; Cloke. Arene complexation of Sm, Eu, Tm and Yb atoms: a variable temperature spectroscopic investigation. Journal of Organometallic Chemistry. 2003-12-15, 688 (1–2): 49–55. doi:10.1016/j.jorganchem.2003.08.028.
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外部 連結
[编辑]元素 铕在洛 斯阿拉 莫斯国家 实验室 的 介 紹(英文 )- EnvironmentalChemistry.com —— 铕(
英文 ) 元素 铕在 The Periodic Table of Videos(諾 丁 漢 大學 )的 介 紹(英文 )元素 铕在Peter van der Krogt elements site的 介 紹(英文 )- WebElements.com – 铕(
英文 )
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