Struktur atom saka Actinium lan Protaktinium
Konfigurasi elektron
[Rn] 6D 1 7s 2
[Rn] 5F 2 6D 1 7s 2
Struktur Crystal
Face tengah kubik (FCC)
Tetragonal (TETR)
Crystal pola
FCC-Crystal-Structure-of-Actinium.jpg#100
TETR-Crystal-Structure-of-Protactinium.jpg#100
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