Struktur atom saka Radium lan Actinium
Konfigurasi elektron
[Rn] 7s 2
[Rn] 6D 1 7s 2
Struktur Crystal
Body tengah kubik (Bcc)
Face tengah kubik (FCC)
Crystal pola
BCC-Crystal-Structure-.jpg#100
FCC-Crystal-Structure-of-Actinium.jpg#100
Radius atom
ora Sumadhiya
kovalen Radius
ora Sumadhiya
Van der Waals Radius
ora Sumadhiya
pola Angles
π/2, π/2, π/2
π/2, π/2, π/2
Pola C / A rasio
ora Sumadhiya
ora Sumadhiya