Struktur atom saka sodium lan Erbium
Konfigurasi elektron
[Ne] 3s 1
[Xe] 4F 12 6s 2
Struktur Crystal
Body tengah kubik (Bcc)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
BCC-Crystal-Structure-.jpg#100
HCP-Crystal-Structure-of-Erbium.jpg#100
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3