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Atomic Structure of Lead and Iridium

Lead
Iridium
Atomic Structure of Iridium and Lead


Atomic Properties
Atomic Number
82   
34
77   
39
Electron Configuration
[Xe] 4f14 5d10 6s2 6p2   
[Xe] 4f14 5d7 6s2   
Crystal Structure
Face Centered Cubic (FCC)   
Face Centered Cubic (FCC)   
Crystal Lattice
FCC-Crystal-Structure-of-Lead.jpg#100   
FCC-Crystal-Structure-of-Iridium.jpg#100   
Atom
  
  
Number of Protons
82   
34
74   
99+
Number of Neutrons
125   
19
110   
27
Number of Electrons
82   
34
74   
99+
Radius of an Atom
  
  
Atomic Radius
175.00 pm   
19
136.00 pm   
99+
Covalent Radius
146.00 pm   
38
141.00 pm   
99+
Van der Waals Radius
202.00 pm   
27
202.00 pm   
27
Atomic Weight
207.20 amu   
30
192.22 amu   
34
Atomic Volume
18.17 cm3/mol   
27
9.53 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Thallium
  
Osmium
  
Next Element
Bismuth
  
Platinum
  
Valence Electron Potential
24.20 (-eV)   
99+
140.00 (-eV)   
5
Lattice Constant
495.08 pm   
16
383.90 pm   
26
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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