1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Rn] 5f14 6d2 7s2
[Xe] 4f6 6s2
1.3 Crystal Structure
Hexagonal Close Packed (HCP)
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
150.00 pm180.00 pm
112
265
1.5.2 Covalent Radius
157.00 pm198.00 pm
96
260
1.5.3 Van der Waals Radius
1.6 Atomic Weight
267.00 amu150.36 amu
6.94
294
1.7 Atomic Volume
NA19.95 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
NA362.10 pm
228.58
891.25
1.11 Lattice Angles
1.12 Lattice C/A Ratio