1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Xe] 4f14 5d10 6s1
[Rn] 5f7 7s2
1.3 Crystal Structure
Face Centered Cubic (FCC)
Double Hexagonal Close Packed (DHCP)
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
151.00 pm173.00 pm
112
265
1.5.2 Covalent Radius
144.00 pm180.00 pm
96
260
1.5.3 Van der Waals Radius
166.00 pm244.00 pm
139
348
1.6 Atomic Weight
196.97 amu243.00 amu
6.94
294
1.7 Atomic Volume
10.20 cm3/mol17.86 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
43.40 (-eV)44.00 (-eV)
8
392.42
1.10 Lattice Constant
407.82 pm346.81 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