Struktur atom dari Kalsium dan praseodymium
Konfigurasi elektron
[Ar] 4s2
[Xe] 4f3 6s2
Struktur kristal
Wajah Centered Cubic (FCC)
Hexagonal Tutup Dikemas (HCP)
kristal Lattice
FCC-Crystal-Structure-of-Calcium.jpg#100
HCP-Crystal-Structure-of-Praseodymium.jpg#100
kisi Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3