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Which of the Following Electron Configurations Is Not Possible for an Atom

Question 5

Multiple Choice

Which of the following electron configurations is not possible for an atom in an excited state?


A) 1 s 22 s 22 p 63 s 23 p 63 d 104 s 14 p 1
B) 1 s 22 s 22 p 63 s 13 p 5
C) 1 s 22 s 22 p 63 s 23 p 23 d 2
D) 1 s 22 s 22 p 63 s 23 p 63 d 104 s 2
E) 1 s 22 s 22 p 63 s 23 p 63 d 104 s 14 p 3

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