1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Rn] 5f9 7s2
[Rn] 5f14 7s2
1.3 Crystal Structure
Double Hexagonal Close Packed (DHCP)
Not Known
1.3.1 Crystal Lattice
1.4 Atom
1.4.1 Number of Protons
1.4.4 Number of Neutrons
1.4.6 Number of Electrons
1.5 Radius of an Atom
1.5.1 Atomic Radius
1.5.3 Covalent Radius
1.5.5 Van der Waals Radius
1.6 Atomic Weight
247.00 amu259.00 amu
6.94
294
1.7 Atomic Volume
1.8 Adjacent Atomic Numbers
1.8.1 Previous Element
1.8.2 Next Element
1.9 Valence Electron Potential
45.50 (-eV)26.00 (-eV)
8
392.42
1.10 Lattice Constant
341.60 pmNA
228.58
891.25
1.11 Lattice Angles
1.12 Lattice C/A Ratio