1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Rn] 7s2
[Xe] 6s2 4f14 5d1
1.3 Crystal Structure
Body Centered Cubic (BCC)
Hexagonal Close Packed (HCP)
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
1.5.2 Covalent Radius
221.00 pm187.00 pm
96
260
1.5.3 Van der Waals Radius
283.00 pm221.00 pm
139
348
1.6 Atomic Weight
226.00 amu174.97 amu
6.94
294
1.7 Atomic Volume
45.20 cm3/mol17.78 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
20.10 (-eV)50.90 (-eV)
8
392.42
1.10 Lattice Constant
514.80 pm350.31 pm
228.58
891.25
1.11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
1.12 Lattice C/A Ratio