18.以下哪個電子構型代表指定原子的激發態?
(A)He:1s2
(B)Ne:1s22s22p6
(C)Na:1s22s2 2p63s2
(D)P:1s2 2s2 2p 6 3s 2 3p2 4s1

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統計: A(0), B(3), C(32), D(147), E(0) #3054678

詳解 (共 1 筆)

#5704249
(A) He:1s2  =>基態 ...
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