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副族元素
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副族元素
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副族
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subgroup element
副族元素
元素周期表中d区、ds区和f区元素的总称。涵盖ⅢB~ⅦB族元素,ⅠB~ⅡB族元素和Ⅷ族元素。价电子特征高度一致,及最后1个电子会填入(n-1)d或(n-2)f亚层轨道。又称过渡族元素(镧系和锕系称为内过渡元素)。
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