Ag2Hg3是银和汞之间形成的金属间化合物,它是牙医银汞材料的组分之一。它的γ相由127 °C时的包晶反应[2]或[(PPh3)3Ag(μ-SPh)7Hg2]的热分解[1]产生,其晶体属立方晶系I23空间群。[2]在非均相Ag2Hg3中Hg的扩散系数为2.18×10−2exp(−9.58×103/RT)(64~120 °C,cm2/sec)。[3]它可以加热分解。[4]
Ag2Hg3 | |
---|---|
识别 | |
CAS号 | 12249-78-4 ![]() |
性质 | |
化学式 | Ag2Hg3 |
摩尔质量 | 817.51 g·mol−1 |
外观 | 灰黑色粉末[1] |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
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