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Atomic Structure of Bismuth and Technetium

Bismuth
Technetium
Atomic Structure of Technetium and Bismuth


Atomic Properties
Atomic Number
83   
33
43   
99+
Electron Configuration
[Xe] 4f14 5d10 6s2 6p3   
[Kr] 4d5 5s2   
Crystal Structure
Rhombohedral (RHO)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
RHO-Crystal-Structure-of-Bismuth.jpg#100   
HCP-Crystal-Structure-of-Technetium.jpg#100   
Atom
  
  
Number of Protons
83   
33
43   
99+
Number of Neutrons
126   
18
55   
99+
Number of Electrons
83   
33
43   
99+
Radius of an Atom
  
  
Atomic Radius
156.00 pm   
29
136.00 pm   
99+
Covalent Radius
148.00 pm   
36
147.00 pm   
37
Van der Waals Radius
207.00 pm   
26
200.00 pm   
28
Atomic Weight
208.98 amu   
29
98.00 amu   
99+
Atomic Volume
21.30 cm3/mol   
14
8.50 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Lead
  
Molybdenum
  
Next Element
Polonium
  
Ruthenium
  
Valence Electron Potential
41.90 (-eV)   
99+
180.00 (-eV)   
3
Lattice Constant
667.40 pm   
2
273.50 pm   
99+
Lattice Angles
NA   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.60   
5
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