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钋化物

钋化镁的晶体结构: Mg2+ 离子是绿色的,而 Po2− 是棕色的。

钋化物是一类化合物,由放射性元素和任何一种电负性比钋低的化学元素组成。[1]钋化物一般由钋和其它元素在 300–400 °C化合而成。[2][3]它们是钋最稳定的化合物[4],可以被分为以下两种:

  • 离子型钋化物,含有 Po2− 阴离子。
  • 金属间钋化物,成键更复杂。

一些钋化物介于两者之间,还有一些是非整比化合物。含钋合金也被归类为钋化物。在元素周期表中,钋位于之下,因此钋化物和碲化物的性质较类似。

参考资料

  1. ^ 国际纯粹与应用化学联合会 (2005). 无机化学命名法 (IUPAC 2005年推荐). Cambridge (UK): RSC英语RSCIUPAC. ISBN 0-85404-438-8. pp. 69, 260. 电子版。.
  2. ^ Moyer, Harvey V., Chemical Properties of Polonium, Moyer, Harvey V. (编), Polonium, Oak Ridge, Tenn.: United States Atomic Energy Commission: 33–96, 1956 [2020-11-01], doi:10.2172/4367751, TID-5221, (原始内容存档于2019-07-01) .
  3. ^ Bagnall, K. W., The Chemistry of Polonium, Adv. Inorg. Chem. Radiochem., Advances in Inorganic Chemistry and Radiochemistry, 1962, 4: 197–229 [2020-11-01], ISBN 978-0-12-023604-6, doi:10.1016/S0065-2792(08)60268-X, (原始内容存档于2021-01-25) .
  4. ^ Greenwood, Norman N.; Earnshaw, A. Chemistry of the Elements. Oxford: Pergamon. 1984: 899. ISBN 0-08-022057-6. .
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钋化物
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