Atomic Number
2228
3
117
👆🏻
Electron Configuration
[Ar] 3d2 4s2
[Ar] 3d8 4s2 Or [Ar] 3d9 4s1
Crystal Structure
Hexagonal Close Packed (HCP)
Face Centered Cubic (FCC)
Crystal Lattice
Atom
Number of Protons
2228
3
117
👆🏻
Number of Neutrons
2631
4
285
👆🏻
Number of Electrons
2228
3
117
👆🏻
Radius of an Atom
Atomic Radius
147.00 pm124.00 pm
0
348
👆🏻
Covalent Radius
160.00 pm124.00 pm
0
260
👆🏻
Van der Waals Radius
200.00 pm163.00 pm
0
348
👆🏻
Atomic Weight
47.87 amu58.69 amu
6.94
294
👆🏻
Atomic Volume
10.64 cm3/mol6.59 cm3/mol
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
95.20 (-eV)42.00 (-eV)
0
392.42
👆🏻
Lattice Constant
295.08 pm352.40 pm
0
891.25
👆🏻
Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Lattice C/A Ratio
1.591.86
0.423
1.9
👆🏻