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Atomic Structure of Cobalt and Neptunium


Atomic Structure of Neptunium and Cobalt


Atomic Properties

Atomic Number
22   
99+
93   
25

Electron Configuration
[Ar] 3d2 4s2   
[Rn] 5f4 6d1 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Orthorhombic (ORTH)   

Crystal Lattice
HCP-Crystal-Structure-of-Cobalt.jpg#100   
ORTH-Crystal-Structure-of-Neptunium.jpg#100   

Atom
  
  

Number of Protons
22   
99+
93   
25

Number of Neutrons
26   
99+
144   
14

Number of Electrons
22   
99+
93   
25

Radius of an Atom
  
  

Atomic Radius
147.00 pm   
34
155.00 pm   
30

Covalent Radius
160.00 pm   
30
190.00 pm   
18

Van der Waals Radius
200.00 pm   
28
221.00 pm   
22

Atomic Weight
47.87 amu   
99+
237.00 amu   
22

Atomic Volume
10.64 cm3/mol   
99+
11.62 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Iron
  
Uranium
  

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Nickel
  
Plutonium
  

Valence Electron Potential
95.20 (-eV)   
10
96.00 (-eV)   
9

Lattice Constant
295.08 pm   
99+
666.30 pm   
3

Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

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