1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Rn] 5f14 6d10 7s2 7p2
[Xe] 4f14 5d10 6s2
1.3 Crystal Structure
Not Known
Rhombohedral (RHO)
1.3.1 Crystal Lattice
1.4 Atom
1.4.1 Number of Protons
1.4.2 Number of Neutrons
1.4.3 Number of Electrons
1.5 Radius of an Atom
1.5.1 Atomic Radius
180.00 pm151.00 pm
112
265
1.5.2 Covalent Radius
171.00 pm132.00 pm
96
260
1.5.3 Van der Waals Radius
1.6 Atomic Weight
289.00 amu200.59 amu
6.94
294
1.7 Atomic Volume
NA14.82 cm3/mol
1.39
71.07
1.8 Adjacent Atomic Numbers
1.8.1 Previous Element
1.8.2 Next Element
1.9 Valence Electron Potential
1.10 Lattice Constant
NA300.50 pm
228.58
891.25
1.11 Lattice Angles
1.12 Lattice C/A Ratio