Question

The electronic configuration of Pt (atomic number 78) is ______.

Options

• [Xe] 4f¹⁴ 5d⁹ 6s¹

• [Kr] 4f¹⁴ 5d¹⁰

• [Xe] 4f¹⁴ 5d¹⁰

• [Xe] 4f¹⁴ 5d⁸ 6s²

Answer 1

The electronic configuration of Pt (atomic number 78) is [Xe] 4f¹⁴ 5d⁹ 6s¹.