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Atomic Structure of Thorium and Bismuth

Thorium
Bismuth
Atomic Structure of Bismuth and Thorium


Atomic Properties
Atomic Number
90   
28
83   
33
Electron Configuration
[Rn] 6d2 7s2   
[Xe] 4f14 5d10 6s2 6p3   
Crystal Structure
Face Centered Cubic (FCC)   
Rhombohedral (RHO)   
Crystal Lattice
FCC-Crystal-Structure-of-Thorium.jpg#100   
RHO-Crystal-Structure-of-Bismuth.jpg#100   
Atom
  
  
Number of Protons
90   
28
83   
33
Number of Neutrons
142   
15
126   
18
Number of Electrons
90   
28
83   
33
Radius of an Atom
  
  
Atomic Radius
179.80 pm   
15
156.00 pm   
29
Covalent Radius
206.00 pm   
7
148.00 pm   
36
Van der Waals Radius
237.00 pm   
15
207.00 pm   
26
Atomic Weight
232.04 amu   
23
208.98 amu   
29
Atomic Volume
19.90 cm3/mol   
20
21.30 cm3/mol   
14
Adjacent Atomic Numbers
  
  
Previous Element
Actinium
  
Lead
  
Next Element
Protactinium
  
Polonium
  
Valence Electron Potential
59.30 (-eV)   
23
41.90 (-eV)   
99+
Lattice Constant
508.42 pm   
14
667.40 pm   
2
Lattice Angles
π/2, π/2, π/2   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
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