Struktur atom dari protactinium dan thulium
Konfigurasi elektron
[Rn] 5f2 6d1 7s2
[Xe] 4f13 6s2
Struktur kristal
Tetragonal (TETR)
Hexagonal Tutup Dikemas (HCP)
kristal Lattice
TETR-Crystal-Structure-of-Protactinium.jpg#100
HCP-Crystal-Structure-of-Thulium.jpg#100
kisi Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3