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Atomic Structure of Iron and Tantalum

Iron
Tantalum
Atomic Structure of Tantalum and Iron


Atomic Properties
Atomic Number
26   
99+
73   
99+
Electron Configuration
[Ar] 3d6 4s2   
[Xe] 4f14 5d3 6s2   
Crystal Structure
Body Centered Cubic (BCC)   
Body Centered Cubic (BCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
26   
99+
73   
99+
Number of Neutrons
30   
99+
108   
28
Number of Electrons
26   
99+
73   
99+
Radius of an Atom
  
  
Atomic Radius
126.00 pm   
99+
146.00 pm   
35
Covalent Radius
132.00 pm   
99+
170.00 pm   
25
Van der Waals Radius
200.00 pm   
28
200.00 pm   
28
Atomic Weight
55.85 amu   
99+
180.95 amu   
38
Atomic Volume
7.10 cm3/mol   
99+
10.90 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Manganese
  
Hafnium
  
Next Element
Cobalt
  
Tungsten
  
Valence Electron Potential
67.00 (-eV)   
20
110.00 (-eV)   
7
Lattice Constant
286.65 pm   
99+
330.13 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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