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Atomic Structure of Iridium and Bismuth

Iridium
Bismuth
Atomic Structure of Bismuth and Iridium


Atomic Properties
Atomic Number
77   
39
83   
33
Electron Configuration
[Xe] 4f14 5d7 6s2   
[Xe] 4f14 5d10 6s2 6p3   
Crystal Structure
Face Centered Cubic (FCC)   
Rhombohedral (RHO)   
Crystal Lattice
FCC-Crystal-Structure-of-Iridium.jpg#100   
RHO-Crystal-Structure-of-Bismuth.jpg#100   
Atom
  
  
Number of Protons
74   
99+
83   
33
Number of Neutrons
110   
27
126   
18
Number of Electrons
74   
99+
83   
33
Radius of an Atom
  
  
Atomic Radius
136.00 pm   
99+
156.00 pm   
29
Covalent Radius
141.00 pm   
99+
148.00 pm   
36
Van der Waals Radius
202.00 pm   
27
207.00 pm   
26
Atomic Weight
192.22 amu   
34
208.98 amu   
29
Atomic Volume
9.53 cm3/mol   
99+
21.30 cm3/mol   
14
Adjacent Atomic Numbers
  
  
Previous Element
Osmium
  
Lead
  
Next Element
Platinum
  
Polonium
  
Valence Electron Potential
140.00 (-eV)   
5
41.90 (-eV)   
99+
Lattice Constant
383.90 pm   
26
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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