1 Atomic
1.1 Atomic Number
1.3 Electron Configuration
[Xe] 4f14 5d5 6s2
[Rn] 5f14 6d3 7s2
1.4 Crystal Structure
Hexagonal Close Packed (HCP)
Body Centered Cubic (BCC)
1.4.1 Crystal Lattice
1.5 Atom
1.5.1 Number of Protons
1.5.3 Number of Neutrons
1.5.5 Number of Electrons
1.7 Radius of an Atom
1.7.1 Atomic Radius
137.00 pm139.00 pm
112
265
1.7.2 Covalent Radius
151.00 pm149.00 pm
96
260
1.7.3 Van der Waals Radius
1.8 Atomic Weight
186.21 amu268.00 amu
6.94
294
1.9 Atomic Volume
8.85 cm3/molNA
1.39
71.07
1.10 Adjacent Atomic Numbers
1.10.1 Previous Element
1.10.2 Next Element
1.11 Valence Electron Potential
1.12 Lattice Constant
276.10 pmNA
228.58
891.25
1.13 Lattice Angles
1.14 Lattice C/A Ratio