Struktur atom saka Europium lan neptunium
Konfigurasi elektron
[Xe] 4F 7 6s 2
[Rn] 5F 4 6D 1 7s 2
Struktur Crystal
Body tengah kubik (Bcc)
Orthorhombic (Orth)
Crystal pola
BCC-Crystal-Structure-.jpg#100
ORTH-Crystal-Structure-of-Neptunium.jpg#100
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya