1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Rn] 5f4 6d1 7s2
[Rn] 5f14 6d5 7s2
1.3 Crystal Structure
Orthorhombic (ORTH)
Hexagonal Close Packed (HCP)
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
155.00 pm128.00 pm
112
265
1.5.2 Covalent Radius
190.00 pm141.00 pm
96
260
1.5.3 Van der Waals Radius
1.6 Atomic Weight
237.00 amu270.00 amu
6.94
294
1.7 Atomic Volume
11.62 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
1.10 Lattice Constant
666.30 pmNA
228.58
891.25
1.11 Lattice Angles
1.12 Lattice C/A Ratio