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Atomic Structure of Gold and Tantalum

Gold
Tantalum
Atomic Structure of Tantalum and Gold


Atomic Properties
Atomic Number
79   
37
73   
99+
Electron Configuration
[Xe] 4f14 5d10 6s1   
[Xe] 4f14 5d3 6s2   
Crystal Structure
Face Centered Cubic (FCC)   
Body Centered Cubic (BCC)   
Crystal Lattice
FCC-Crystal-Structure-of-Gold.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
79   
37
73   
99+
Number of Neutrons
118   
23
108   
28
Number of Electrons
79   
37
73   
99+
Radius of an Atom
  
  
Atomic Radius
151.00 pm   
32
146.00 pm   
35
Covalent Radius
144.00 pm   
40
170.00 pm   
25
Van der Waals Radius
166.00 pm   
39
200.00 pm   
28
Atomic Weight
196.97 amu   
33
180.95 amu   
38
Atomic Volume
10.20 cm3/mol   
99+
10.90 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Platinum
  
Hafnium
  
Next Element
Mercury
  
Tungsten
  
Valence Electron Potential
43.40 (-eV)   
99+
110.00 (-eV)   
7
Lattice Constant
407.82 pm   
21
330.13 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
1.61   
4
Not Available   
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