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Atomic Structure of Cobalt and Hafnium


Atomic Structure of Hafnium and Cobalt


Atomic Properties

Atomic Number
22   
99+
72   
99+

Electron Configuration
[Ar] 3d2 4s2   
[Xe] 4f14 5d2 6s2   

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

Crystal Lattice
HCP-Crystal-Structure-of-Cobalt.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
22   
99+
72   
99+

Number of Neutrons
26   
99+
106   
29

Number of Electrons
22   
99+
72   
99+

Radius of an Atom
  
  

Atomic Radius
147.00 pm   
34
159.00 pm   
28

Covalent Radius
160.00 pm   
30
175.00 pm   
23

Van der Waals Radius
200.00 pm   
28
200.00 pm   
28

Atomic Weight
47.87 amu   
99+
178.49 amu   
39

Atomic Volume
10.64 cm3/mol   
99+
13.60 cm3/mol   
38

Adjacent Atomic Numbers
  
  

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Iron
  
Lutetium
  

Next Element
Nickel
  
Tantalum
  

Valence Electron Potential
95.20 (-eV)   
10
81.00 (-eV)   
16

Lattice Constant
295.08 pm   
99+
319.64 pm   
99+

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

Lattice C/A Ratio
Not Available   
1.58   
12

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