1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Rn] 5f7 6d1 7s2
[Rn] 5f14 6d10 7s2
1.3 Crystal Structure
Double Hexagonal Close Packed (DHCP)
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
174.00 pm147.00 pm
112
265
1.5.2 Covalent Radius
169.00 pm122.00 pm
96
260
1.5.3 Van der Waals Radius
1.6 Atomic Weight
247.00 amu285.00 amu
6.94
294
1.7 Atomic Volume
18.28 cm3/molNA
1.39
71.07
1.2 Adjacent Atomic Numbers
1.2.1 Previous Element
1.2.2 Next Element
1.3 Valence Electron Potential
1.7 Lattice Constant
1.8 Lattice Angles
1.9 Lattice C/A Ratio