1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Xe] 4f14 5d2 6s2
[Rn] 6d2 7s2
1.3 Crystal Structure
Hexagonal Close Packed (HCP)
Face Centered Cubic (FCC)
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
159.00 pm179.80 pm
112
265
1.5.2 Covalent Radius
175.00 pm206.00 pm
96
260
1.5.3 Van der Waals Radius
200.00 pm237.00 pm
139
348
1.6 Atomic Weight
178.49 amu232.04 amu
6.94
294
1.7 Atomic Volume
13.60 cm3/mol19.90 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
81.00 (-eV)59.30 (-eV)
8
392.42
1.10 Lattice Constant
319.64 pm508.42 pm
228.58
891.25
1.11 Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
1.12 Lattice C/A Ratio