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三氢化钚

三氢化钚
识别
CAS号 15457-77-9  checkY
性质
化学式 PuH3
摩尔质量 247.09 g·mol⁻¹
外观 黑色粉末[1]
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

三氢化钚是一种无机化合物,为氢化物之一,化学式为PuH3。理论计算表明,它的Cs结构比C3v结构更稳定。[2]它在170 GPa分解为PuH2和PuH4[3]

性质及制备

三氢化钚可由金属氢气在210 °C反应得到。[1]

2 Pu + 3 H2 → 2 PuH3

它可以和氨气在600 °C反应,生成一氮化钚:

PuH3 + NH3 → PN + 3 H2

它可以和空气反应:[4]

PuH3 + O2 + N2 → Pu2O3 + PuN + H2

参考文献

  1. ^ 1.0 1.1 S. Fried, E.F. Westrum, H.L. Baumbach, P.L. Kirk. The microscale preparation and micrometallurgy of plutonium metal. Journal of Inorganic and Nuclear Chemistry. 1958-01, 5 (3): 182–189 [2020-05-29]. doi:10.1016/0022-1902(58)80128-1. (原始内容存档于2020-06-13) (英语). 
  2. ^ 张传虎, 高涛. 钚氢化物(PuHn(1-4))的分子结构和振动光谱研究. 西南民族大学学报(自然科学版), 2011(06):107-111.
  3. ^ Jinghong Zhao, Bingyun Ao, Shichang Li, Tao Gao, Xiaoqiu Ye. Phase Diagram and Bonding States of Pu–H Binary Compounds at High Pressures. The Journal of Physical Chemistry C. 2020-04-02, 124 (13): 7361–7369 [2020-05-29]. ISSN 1932-7447. doi:10.1021/acs.jpcc.9b11550. (原始内容存档于2020-11-03) (英语). 
  4. ^ John M. Haschke, Long N. Dinh. Chemistry and kinetics of the pyrophoric plutonium hydride-air reaction. Journal of Alloys and Compounds. 2017-03, 698: 44–48 [2020-05-29]. doi:10.1016/j.jallcom.2016.12.162. (原始内容存档于2018-06-07) (英语). 

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三氢化钚
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