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Atomic Structure of Lead and Neptunium

Lead
Neptunium
Atomic Structure of Neptunium and Lead


Atomic Properties
Atomic Number
82   
34
93   
25
Electron Configuration
[Xe] 4f14 5d10 6s2 6p2   
[Rn] 5f4 6d1 7s2   
Crystal Structure
Face Centered Cubic (FCC)   
Orthorhombic (ORTH)   
Crystal Lattice
FCC-Crystal-Structure-of-Lead.jpg#100   
ORTH-Crystal-Structure-of-Neptunium.jpg#100   
Atom
  
  
Number of Protons
82   
34
93   
25
Number of Neutrons
125   
19
144   
14
Number of Electrons
82   
34
93   
25
Radius of an Atom
  
  
Atomic Radius
175.00 pm   
19
155.00 pm   
30
Covalent Radius
146.00 pm   
38
190.00 pm   
18
Van der Waals Radius
202.00 pm   
27
221.00 pm   
22
Atomic Weight
207.20 amu   
30
237.00 amu   
22
Atomic Volume
18.17 cm3/mol   
27
11.62 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Thallium
  
Uranium
  
Next Element
Bismuth
  
Plutonium
  
Valence Electron Potential
24.20 (-eV)   
99+
96.00 (-eV)   
9
Lattice Constant
495.08 pm   
16
666.30 pm   
3
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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