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Atomic Structure of Gold and Erbium

Gold
Erbium
Atomic Structure of Erbium and Gold


Atomic Properties
Atomic Number
79   
37
68   
99+
Electron Configuration
[Xe] 4f14 5d10 6s1   
[Xe] 4f12 6s2   
Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
FCC-Crystal-Structure-of-Gold.jpg#100   
HCP-Crystal-Structure-of-Erbium.jpg#100   
Atom
  
  
Number of Protons
79   
37
68   
99+
Number of Neutrons
118   
23
99   
33
Number of Electrons
79   
37
68   
99+
Radius of an Atom
  
  
Atomic Radius
151.00 pm   
32
176.00 pm   
18
Covalent Radius
144.00 pm   
40
189.00 pm   
19
Van der Waals Radius
166.00 pm   
39
Not Available   
Atomic Weight
196.97 amu   
33
167.26 amu   
99+
Atomic Volume
10.20 cm3/mol   
99+
18.40 cm3/mol   
25
Adjacent Atomic Numbers
  
  
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Platinum
  
Holmium
  
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Mercury
  
Thulium
  
Valence Electron Potential
43.40 (-eV)   
99+
49.00 (-eV)   
29
Lattice Constant
407.82 pm   
21
355.88 pm   
39
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
1.61   
4
1.57   
17
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