1 Atomic
1.1 Atomic Number
1.2 Electron Configuration
1.3 Crystal Structure
Double Hexagonal Close Packed (DHCP)
Body Centered Cubic (BCC)
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
187.00 pm222.00 pm
112
265
1.5.2 Covalent Radius
207.00 pm215.00 pm
96
260
1.5.3 Van der Waals Radius
240.00 pm268.00 pm
139
348
1.6 Atomic Weight
138.91 amu137.33 amu
6.94
294
1.7 Atomic Volume
20.73 cm3/mol39.24 cm3/mol
1.39
71.07
1.8 Adjacent Atomic Numbers
1.8.1 Previous Element
1.8.2 Next Element
1.9 Valence Electron Potential
40.71 (-eV)21.30 (-eV)
8
392.42
1.10 Lattice Constant
377.20 pm502.80 pm
228.58
891.25
1.11 Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
1.12 Lattice C/A Ratio