1 Atomic
1.2 Atomic Number
1.4 Electron Configuration
[Rn] 5f11 7s2
[Kr] 4d10 5s2
1.5 Crystal Structure
Face Centered Cubic (FCC)
Hexagonal Close Packed (HCP)
1.5.1 Crystal Lattice
1.6 Atom
1.6.1 Number of Protons
2.1.1 Number of Neutrons
2.4.2 Number of Electrons
2.5 Radius of an Atom
2.5.1 Atomic Radius
186.00 pm151.00 pm
112
265
2.5.3 Covalent Radius
2.5.4 Van der Waals Radius
2.7 Atomic Weight
252.00 amu112.41 amu
6.94
294
2.8 Atomic Volume
NA13.10 cm3/mol
1.39
71.07
2.10 Adjacent Atomic Numbers
2.10.1 Previous Element
2.10.2 Next Element
2.11 Valence Electron Potential
2.15 Lattice Constant
NA297.94 pm
228.58
891.25
2.18 Lattice Angles
2.20 Lattice C/A Ratio