1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Xe] 4f14 5d10 6s2 6p4
[Rn] 5f14 7s2 7p1
1.3 Crystal Structure
Monoclinic (MON)
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
1.5.3 Van der Waals Radius
197.00 pm246.00 pm
139
348
1.6 Atomic Weight
209.00 amu266.00 amu
6.94
294
1.7 Atomic Volume
22.23 cm3/molNA
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
335.90 pmNA
228.58
891.25
1.11 Lattice Angles
1.12 Lattice C/A Ratio