“coordination number”的概念、定义、翻译、参考文献-科学参考

　

单词	coordination number
释义	coordination number Physics The number of groups, molecules, atoms, or ions surrounding a given atom or ion in a complex or crystal. For instance, in a square-planar complex the central ion has a coordination number of four. In a close-packed crystal (see close packing) the coordination number is twelve. Chemistry The number of groups, molecules, atoms, or ions surrounding a given atom or ion in a complex or crystal. For instance, in a square-planar complex the central ion has a coordination number of four. In a close-packed crystal (see close packing) the coordination number is twelve. Geology and Earth Sciences Number of atoms, ions, molecules, or groups of these that surround a given atom in a complex molecule. In geology the most common groups are oxygen atoms surrounding a cation, e.g. in silicate minerals (see silicates) silicon is always surrounded by four oxygen atoms.
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