单项选择题
A.爱因斯坦 B.普朗克 C.玻尔 D.卢瑟福
A.1s22s13s1 B.1s22s22p23s1 C.1s22s22p62d13s1 D.1s22s22p2 E.1s22s13s2
A.2,1,1,-1/2 B.2,1,0,-1/2 C.3,1,1,-1/2 D.3,2,-2,-1/2
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