Struktur atom saka Actinium lan technetium
Konfigurasi elektron
[Rn] 6D 1 7s 2
[Kr] 4d 5 5S 2
Struktur Crystal
Face tengah kubik (FCC)
Hexagonal Tutup dikempalken (HCP)
Crystal pola
FCC-Crystal-Structure-of-Actinium.jpg#100
HCP-Crystal-Structure-of-Technetium.jpg#100
kovalen Radius
ora Sumadhiya
Van der Waals Radius
ora Sumadhiya
pola Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Pola C / A rasio
ora Sumadhiya