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Atomic Structure of Radium and Cobalt


Atomic Structure of Cobalt and Radium


Atomic Properties

Atomic Number
88   
30
22   
99+

Electron Configuration
[Rn] 7s2   
[Ar] 3d2 4s2   

Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   

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

Atom
  
  

Number of Protons
88   
30
22   
99+

Number of Neutrons
138   
16
26   
99+

Number of Electrons
88   
30
22   
99+

Radius of an Atom
  
  

Atomic Radius
Not Available   
147.00 pm   
34

Covalent Radius
221.00 pm   
3
160.00 pm   
30

Van der Waals Radius
283.00 pm   
4
200.00 pm   
28

Atomic Weight
226.00 amu   
26
47.87 amu   
99+

Atomic Volume
45.20 cm3/mol   
4
10.64 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Francium
  
Iron
  

Next Element
Actinium
  
Nickel
  

Valence Electron Potential
20.10 (-eV)   
99+
95.20 (-eV)   
10

Lattice Constant
514.80 pm   
13
295.08 pm   
99+

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

Lattice C/A Ratio
Not Available   
Not Available   

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