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Atomic Structure of Rhodium and Iridium

Rhodium
Iridium
Atomic Structure of Iridium and Rhodium


Atomic Properties
Atomic Number
45   
99+
77   
39
Electron Configuration
[Kr] 4d8 5s1   
[Xe] 4f14 5d7 6s2   
Crystal Structure
Face Centered Cubic (FCC)   
Face Centered Cubic (FCC)   
Crystal Lattice
FCC-Crystal-Structure-of-Rhodium.jpg#100   
FCC-Crystal-Structure-of-Iridium.jpg#100   
Atom
  
  
Number of Protons
45   
99+
74   
99+
Number of Neutrons
58   
99+
110   
27
Number of Electrons
45   
99+
74   
99+
Radius of an Atom
  
  
Atomic Radius
134.00 pm   
99+
136.00 pm   
99+
Covalent Radius
142.00 pm   
99+
141.00 pm   
99+
Van der Waals Radius
200.00 pm   
28
202.00 pm   
27
Atomic Weight
102.91 amu   
99+
192.22 amu   
34
Atomic Volume
8.30 cm3/mol   
99+
9.53 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Ruthenium
  
Osmium
  
Next Element
Palladium
  
Platinum
  
Valence Electron Potential
64.00 (-eV)   
22
140.00 (-eV)   
5
Lattice Constant
380.34 pm   
27
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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