1 Atomic
1.1 Atomic Number
1.4 Electron Configuration
[Rn] 5f14 6d6 7s2
[Kr] 5s2
1.5 Crystal Structure
Hexagonal Close Packed (HCP)
Face Centered Cubic (FCC)
1.5.1 Crystal Lattice
1.7 Atom
1.7.2 Number of Protons
1.1.2 Number of Neutrons
1.4.2 Number of Electrons
1.7 Radius of an Atom
1.7.1 Atomic Radius
126.00 pm215.00 pm
112
265
1.8.2 Covalent Radius
134.00 pm195.00 pm
96
260
1.10.1 Van der Waals Radius
1.11 Atomic Weight
269.00 amu87.62 amu
6.94
294
1.13 Atomic Volume
NA33.70 cm3/mol
1.39
71.07
1.14 Adjacent Atomic Numbers
1.14.1 Previous Element
1.14.2 Next Element
1.15 Valence Electron Potential
1.16 Lattice Constant
NA608.49 pm
228.58
891.25
1.18 Lattice Angles
1.19 Lattice C/A Ratio