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Atomic Structure of Fermium and Rhenium

Fermium
Rhenium
Atomic Structure of Rhenium and Fermium


Atomic Properties
Atomic Number
100   
18
75   
99+
Electron Configuration
[Rn] 5f12 7s2   
[Xe] 4f14 5d5 6s2   
Crystal Structure
Not Known   
Hexagonal Close Packed (HCP)   
Crystal Lattice
Unknown-Crystal-Structure-of-Fermium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
100   
18
75   
40
Number of Neutrons
157   
7
111   
26
Number of Electrons
100   
18
75   
40
Radius of an Atom
  
  
Atomic Radius
Not Available   
137.00 pm   
40
Covalent Radius
Not Available   
151.00 pm   
34
Van der Waals Radius
245.00 pm   
9
200.00 pm   
28
Atomic Weight
257.00 amu   
15
186.21 amu   
36
Atomic Volume
Not Available   
8.85 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Einsteinium
  
Tungsten
  
Next Element
Mendelevium
  
Osmium
  
Valence Electron Potential
Not Available   
180.00 (-eV)   
3
Lattice Constant
Not Available   
276.10 pm   
99+
Lattice Angles
NA   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.62   
3
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