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Atomic Structure of Mercury and Tantalum

Mercury
Tantalum
Atomic Structure of Tantalum and Mercury


Atomic Properties
Atomic Number
80   
36
73   
99+
Electron Configuration
[Xe] 4f14 5d10 6s2   
[Xe] 4f14 5d3 6s2   
Crystal Structure
Rhombohedral (RHO)   
Body Centered Cubic (BCC)   
Crystal Lattice
RHO-Crystal-Structure-of-Mercury.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
80   
36
73   
99+
Number of Neutrons
121   
22
108   
28
Number of Electrons
80   
36
73   
99+
Radius of an Atom
  
  
Atomic Radius
151.00 pm   
32
146.00 pm   
35
Covalent Radius
132.00 pm   
99+
170.00 pm   
25
Van der Waals Radius
155.00 pm   
99+
200.00 pm   
28
Atomic Weight
200.59 amu   
32
180.95 amu   
38
Atomic Volume
14.82 cm3/mol   
35
10.90 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Gold
  
Hafnium
  
Next Element
Thallium
  
Tungsten
  
Valence Electron Potential
28.20 (-eV)   
99+
110.00 (-eV)   
7
Lattice Constant
300.50 pm   
99+
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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