10. Which of the following is the electron configuration for an atom of sulfur?
(A)1s22s22p63s23p4
(B)1s22s22p63s23p5
(C)1s22s22p63s23p64s1
(D)1s22s22p63s23p64s2
(E)1s22s22p63s23p54s24p4

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統計： A(3), B(0), C(0), D(0), E(0) #2788658