Struktur atom saka Protaktinium lan Magnesium
Konfigurasi elektron
[Rn] 5F 2 6D 1 7s 2
[Ne] 3s 2
Struktur Crystal
Tetragonal (TETR)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
TETR-Crystal-Structure-of-Protactinium.jpg#100
HCP-Crystal-Structure-of-Magnesium.jpg#100
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3