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d and f BLOCK ELEMENTS
Question #40154
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Question
What is the electronic configuration of Lanthanum (La)?
A. [Xe] 4f1 6s2
B. [Xe] 4f1 5d1 6s2
C. [Xe] 5d1 6s2
D. [Xe] 4f0 5d0 6s2
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