1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Rn] 5f7 6d1 7s2
[Rn] 5f14 7s2 7p1
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
1.4.4 Number of Neutrons
1.4.7 Number of Electrons
1.5 Radius of an Atom
1.5.1 Atomic Radius
1.5.3 Covalent Radius
1.5.5 Van der Waals Radius
200.00 pm246.00 pm
139
348
1.6 Atomic Weight
247.00 amu266.00 amu
6.94
294
1.7 Atomic Volume
18.28 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
1.11 Lattice Angles
1.12 Lattice C/A Ratio