1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Rn] 5f7 7s2
[Rn] 5f14 6d10 7s2 7p2
1.3 Crystal Structure
Double Hexagonal Close Packed (DHCP)
Not Known
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
173.00 pm180.00 pm
112
265
1.5.2 Covalent Radius
180.00 pm171.00 pm
96
260
1.2.1 Van der Waals Radius
1.3 Atomic Weight
243.00 amu289.00 amu
6.94
294
1.8 Atomic Volume
17.86 cm3/molNA
1.39
71.07
1.11 Adjacent Atomic Numbers
1.11.1 Previous Element
1.11.2 Next Element
1.12 Valence Electron Potential
2.5 Lattice Constant
346.81 pmNA
228.58
891.25
2.6 Lattice Angles
2.7 Lattice C/A Ratio