palladium4dYes, Palladium is a transition metal because it has incompletely filled d-orbital in its most common oxidation state (Pd 2+).. Let me explain the exact meaning of this. According toPalladium possesses a total of 10 valence electrons, which reside in the outermost energy level. The electron confuration of palladium reveals that it has 2 electrons in the 4s orbital, 6