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Valence Electrons of Elements

10. Periodic Properties of the Elements / Valence Electrons of Elements / Problem 1

Determine the core orbitals and valence orbitals for Ta

A

core electrons: [Xe]
valence electrons: 4f¹⁴ 5d³ 6s²

B

core electrons: [Xe] 4f¹⁴
valence electrons: 5d³ 6s²

C

core electrons: [Xe]
valence electrons: 5d³ 6s²

D

core electrons: 4f¹⁴
valence electrons: 5d³ 6s²

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