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Atomic Structure of Neptunium and Lithium

Neptunium
Lithium
Atomic Structure of Lithium and Neptunium


Atomic Properties
Atomic Number
93   
25
3   
99+
Electron Configuration
[Rn] 5f4 6d1 7s2   
[He] 2s1   
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
3   
99+
Number of Neutrons
144   
14
4   
99+
Number of Electrons
93   
25
3   
99+
Radius of an Atom
  
  
Atomic Radius
155.00 pm   
30
152.00 pm   
31
Covalent Radius
190.00 pm   
18
128.00 pm   
99+
Van der Waals Radius
221.00 pm   
22
182.00 pm   
35
Atomic Weight
237.00 amu   
22
6.94 amu   
99+
Atomic Volume
11.62 cm3/mol   
99+
13.10 cm3/mol   
39
Adjacent Atomic Numbers
  
  
Previous Element
Uranium
  
No Previous Element   
Next Element
Plutonium
  
Beryllium
  
Valence Electron Potential
96.00 (-eV)   
9
19.00 (-eV)   
99+
Lattice Constant
666.30 pm   
3
351.00 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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