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Atomic Structure of Neptunium and Iron

Neptunium
Iron
Atomic Structure of Iron and Neptunium


Atomic Properties
Atomic Number
93   
25
26   
99+
Electron Configuration
[Rn] 5f4 6d1 7s2   
[Ar] 3d6 4s2   
Crystal Structure
Orthorhombic (ORTH)   
Body Centered Cubic (BCC)   
Crystal Lattice
ORTH-Crystal-Structure-of-Neptunium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
93   
25
26   
99+
Number of Neutrons
144   
14
30   
99+
Number of Electrons
93   
25
26   
99+
Radius of an Atom
  
  
Atomic Radius
155.00 pm   
30
126.00 pm   
99+
Covalent Radius
190.00 pm   
18
132.00 pm   
99+
Van der Waals Radius
221.00 pm   
22
200.00 pm   
28
Atomic Weight
237.00 amu   
22
55.85 amu   
99+
Atomic Volume
11.62 cm3/mol   
99+
7.10 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Uranium
  
Manganese
  
Next Element
Plutonium
  
Cobalt
  
Valence Electron Potential
96.00 (-eV)   
9
67.00 (-eV)   
20
Lattice Constant
666.30 pm   
3
286.65 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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