Struktur atom saka thulium lan neptunium
Konfigurasi elektron
[Xe] 4F 13 6s 2
[Rn] 5F 4 6D 1 7s 2
Struktur Crystal
Hexagonal Tutup dikempalken (HCP)
Orthorhombic (Orth)
Crystal pola
HCP-Crystal-Structure-of-Thulium.jpg#100
ORTH-Crystal-Structure-of-Neptunium.jpg#100
pola Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2