1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Rn] 5f2 6d1 7s2
[Rn] 5f10 7s2
1.3 Crystal Structure
Tetragonal (TETR)
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
163.00 pm186.00 pm
112
265
1.5.2 Covalent Radius
1.5.3 Van der Waals Radius
1.6 Atomic Weight
231.04 amu251.00 amu
6.94
294
1.7 Atomic Volume
15.00 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
92.00 (-eV)44.50 (-eV)
8
392.42
1.10 Lattice Constant
392.50 pm338.00 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