The electronic configuration of Pt (atomic number 78) is: (JEE Main 2022)

Chemistry · JEE Main · NTA Exams — d- and f-Block Elements

1. [Xe] 4f¹⁴ 5d⁹ 6s¹
2. [Kr] 4f¹⁴ 5d¹⁰
3. [Xe] 4f¹⁴ 5d¹⁰
4. [Xe] 4f¹⁴ 5d⁸ 6s²

Answer

(A) [Xe] 4f 14 5d 9 6s 1

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