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Atomic Structure of Beryllium and Gold

Beryllium
Gold
Atomic Structure of Gold and Beryllium


Atomic Properties
Atomic Number
4   
99+
79   
37
Electron Configuration
[He] 2s2   
[Xe] 4f14 5d10 6s1   
Crystal Structure
Hexagonal Close Packed (HCP)   
Face Centered Cubic (FCC)   
Crystal Lattice
HCP-Crystal-Structure-of-Beryllium.jpg#100   
FCC-Crystal-Structure-of-Gold.jpg#100   
Atom
  
  
Number of Protons
4   
99+
79   
37
Number of Neutrons
5   
99+
118   
23
Number of Electrons
4   
99+
79   
37
Radius of an Atom
  
  
Atomic Radius
112.00 pm   
99+
151.00 pm   
32
Covalent Radius
96.00 pm   
99+
144.00 pm   
40
Van der Waals Radius
153.00 pm   
99+
166.00 pm   
39
Atomic Weight
9.01 amu   
99+
196.97 amu   
33
Atomic Volume
5.00 cm3/mol   
99+
10.20 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
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Lithium
  
Platinum
  
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Sodium
  
Mercury
  
Valence Electron Potential
82.00 (-eV)   
15
43.40 (-eV)   
99+
Lattice Constant
228.58 pm   
99+
407.82 pm   
21
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
1.57   
18
1.61   
4
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