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Atomic Structure of Cobalt and Roentgenium


Atomic Structure of Roentgenium and Cobalt


Atomic Properties

Atomic Number
22   
99+
111   
7

Electron Configuration
[Ar] 3d2 4s2   
[Rn] 5f14 6d9 7s2   

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

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

Atom
  
  

Number of Protons
22   
99+
111   
7

Number of Neutrons
26   
99+
161   
3

Number of Electrons
22   
99+
111   
7

Radius of an Atom
  
  

Atomic Radius
147.00 pm   
34
Not Available   

Covalent Radius
160.00 pm   
30
Not Available   

Van der Waals Radius
200.00 pm   
28
Not Available   

Atomic Weight
47.87 amu   
99+
281.00 amu   
6

Atomic Volume
10.64 cm3/mol   
99+
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Iron
  

Next Element
Nickel
  

Valence Electron Potential
95.20 (-eV)   
10
Not Available   

Lattice Constant
295.08 pm   
99+
Not Available   

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

Lattice C/A Ratio
Not Available   
Not Available   

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