Struktur atom saka Actinium lan iridium
Konfigurasi elektron
[Rn] 6D 1 7s 2
[Xe] 4F 14 5d 7 6s 2
Struktur Crystal
Face tengah kubik (FCC)
Face tengah kubik (FCC)
Crystal pola
FCC-Crystal-Structure-of-Actinium.jpg#100
FCC-Crystal-Structure-of-Iridium.jpg#100
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2