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Atomic Structure of Niobium and Neptunium

Niobium
Neptunium
Atomic Structure of Neptunium and Niobium


Atomic Properties
Atomic Number
41   
99+
93   
25
Electron Configuration
[Kr] 4d4 5s1   
[Rn] 5f4 6d1 7s2   
Crystal Structure
Body Centered Cubic (BCC)   
Orthorhombic (ORTH)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
ORTH-Crystal-Structure-of-Neptunium.jpg#100   
Atom
  
  
Number of Protons
41   
99+
93   
25
Number of Neutrons
52   
99+
144   
14
Number of Electrons
41   
99+
93   
25
Radius of an Atom
  
  
Atomic Radius
146.00 pm   
35
155.00 pm   
30
Covalent Radius
164.00 pm   
28
190.00 pm   
18
Van der Waals Radius
200.00 pm   
28
221.00 pm   
22
Atomic Weight
92.91 amu   
99+
237.00 amu   
22
Atomic Volume
10.87 cm3/mol   
99+
11.62 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
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Zirconium
  
Uranium
  
Next Element
Molybdenum
  
Plutonium
  
Valence Electron Potential
104.00 (-eV)   
8
96.00 (-eV)   
9
Lattice Constant
330.04 pm   
99+
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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