10. Periodic Properties of the Elements
The Electron Configuration: Quantum Numbers
Multiple Choice
Multiple ChoiceConsider the following electron configurations to answer the question.
(i) 1s22s22p63s23p64s23d104p65s1
(ii) 1s22s22p63s23p5
(iii) 1s22s22p63s23p64s23d8
(iv) 1s22s22p63s23p64s23d104p6
(v) 1s22s22p43s1
Which ground state electron configuration has the smallest number of valence electrons?
A
(i)
B
(ii)
C
(iii)
D
(iv)
E
(v)
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