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d and f BLOCK ELEMENTS
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Question
What is the ground state electronic configuration of Rutherfordium (Rf, Z=104)?
A. [Rn] 5f¹⁴ 6d⁴
B. [Rn] 5f¹⁴ 6d¹ 7s³
C. [Rn] 5f¹⁴ 6d³ 7s¹
D. [Rn] 5f¹⁴ 6d² 7s²
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