Struktur atom dari protactinium dan Barium
Konfigurasi elektron
[Rn] 5f2 6d1 7s2
[Xe] 6s2
Struktur kristal
Tetragonal (TETR)
Tubuh Centered Cubic (BCC)
kristal Lattice
TETR-Crystal-Structure-of-Protactinium.jpg#100
BCC-Crystal-Structure-.jpg#100
kisi Angles
π/2, π/2, π/2
π/2, π/2, π/2