How to write the Orbital Diagram for Zirconium?
Terbium (Tb) has 65 electrons buzzing around its nucleus! These electrons fill shells in a specific order, but for a simpler picture, let’s focus on the outer ones. Like other lanthanides, terbium has 9 electrons in its 4f shell and 2 electrons in the outermost shell, called 6s. This arrangement of electrons is what makes terbium unique!
