题目内容
下列元素的原子核外电子排布式为：A、[Kr]5s1 B、[Kr]4d105s2 C、[Ar]3d104s2 D、[Kr]4d105s25p6 (E)1s22s22p63s23p5其中属于同一周期的元素为__________；属于同一族的元素为__________；属于金属的元素__________；属于非金属的元素为__________。
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