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Which Configuration Represents a Nonexistent State

Question 1

Multiple Choice

Which configuration represents a nonexistent state?


A) [Ar] 4s1 3d5
B) [Ar] 4s2 3d4
C) [Xe] 5s2 5p1
D) [Xe] 6s2 4f 7
E) [Rn] 7s2

Correct Answer:

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