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Atomic Structure of Erbium and Rhodium

Erbium
Rhodium
Atomic Structure of Rhodium and Erbium


Atomic Properties
Atomic Number
68   
99+
45   
99+
Electron Configuration
[Xe] 4f12 6s2   
[Kr] 4d8 5s1   
Crystal Structure
Hexagonal Close Packed (HCP)   
Face Centered Cubic (FCC)   
Crystal Lattice
HCP-Crystal-Structure-of-Erbium.jpg#100   
FCC-Crystal-Structure-of-Rhodium.jpg#100   
Atom
  
  
Number of Protons
68   
99+
45   
99+
Number of Neutrons
99   
33
58   
99+
Number of Electrons
68   
99+
45   
99+
Radius of an Atom
  
  
Atomic Radius
176.00 pm   
18
134.00 pm   
99+
Covalent Radius
189.00 pm   
19
142.00 pm   
99+
Van der Waals Radius
Not Available   
200.00 pm   
28
Atomic Weight
167.26 amu   
99+
102.91 amu   
99+
Atomic Volume
18.40 cm3/mol   
25
8.30 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
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Holmium
  
Ruthenium
  
Next Element
Thulium
  
Palladium
  
Valence Electron Potential
49.00 (-eV)   
29
64.00 (-eV)   
22
Lattice Constant
355.88 pm   
39
380.34 pm   
27
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
1.57   
17
Not Available   
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