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d and f BLOCK ELEMENTS
Question #38361
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Question
What is the ground state electronic configuration of Hafnium (Hf, Z=72)?
A. [Xe] 4f¹⁴ 5d⁴
B. [Xe] 4f¹⁴ 5d¹ 6s³
C. [Xe] 4f¹⁴ 5d³ 6s¹
D. [Xe] 4f¹⁴ 5d² 6s²
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