2005/01/09 | 镧系元素[Lanthanide]
类别(℃〖化学〗) | 评论(0) | 阅读(16) | 发表于 11:06
A group of elements with similar properties in which the outer-most electron shell is a partially filled f sublevel. Possible oxidation states are ,,;possible ionization energies are in the range 5.2-6.2 eV, and oxidation potentials are in the range 2.25-2.45 V.
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