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Atomic Structure of Bismuth and Tantalum

Bismuth
Tantalum
Atomic Structure of Tantalum and Bismuth


Atomic Properties
Atomic Number
83   
33
73   
99+
Electron Configuration
[Xe] 4f14 5d10 6s2 6p3   
[Xe] 4f14 5d3 6s2   
Crystal Structure
Rhombohedral (RHO)   
Body Centered Cubic (BCC)   
Crystal Lattice
RHO-Crystal-Structure-of-Bismuth.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
83   
33
73   
99+
Number of Neutrons
126   
18
108   
28
Number of Electrons
83   
33
73   
99+
Radius of an Atom
  
  
Atomic Radius
156.00 pm   
29
146.00 pm   
35
Covalent Radius
148.00 pm   
36
170.00 pm   
25
Van der Waals Radius
207.00 pm   
26
200.00 pm   
28
Atomic Weight
208.98 amu   
29
180.95 amu   
38
Atomic Volume
21.30 cm3/mol   
14
10.90 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Lead
  
Hafnium
  
Next Element
Polonium
  
Tungsten
  
Valence Electron Potential
41.90 (-eV)   
99+
110.00 (-eV)   
7
Lattice Constant
667.40 pm   
2
330.13 pm   
99+
Lattice Angles
NA   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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