1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
[Kr] 4d7 5s1
[Rn] 5f10 7s2
1.3 Crystal Structure
Hexagonal Close Packed (HCP)
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
134.00 pm186.00 pm
112
265
1.5.2 Covalent Radius
1.5.3 Van der Waals Radius
1.6 Atomic Weight
101.07 amu251.00 amu
6.94
294
1.7 Atomic Volume
8.30 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
64.00 (-eV)44.50 (-eV)
8
392.42
1.10 Lattice Constant
270.59 pm338.00 pm
228.58
891.25
1.11 Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
1.12 Lattice C/A Ratio