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Atomic Structure of Thulium and Cobalt


Atomic Structure of Cobalt and Thulium


Atomic

Atomic Number
69  
99+
22  
99+

Electron Configuration
[Xe] 4f13 6s2  
[Ar] 3d2 4s2  

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

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

Atom
  
  

Number of Protons
69  
99+
22  
99+

Number of Neutrons
100  
33
26  
99+

Number of Electrons
69  
99+
22  
99+

Radius of an Atom
  
  

Atomic Radius
176.00 pm  
20
147.00 pm  
36

Covalent Radius
160.00 pm  
32
160.00 pm  
32

Van der Waals Radius
227.00 pm  
26
200.00 pm  
35

Atomic Weight
168.93 amu  
99+
47.87 amu  
99+

Atomic Volume
18.10 cm3/mol  
40
10.64 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Erbium
  
Iron
  

Next Element
Ytterbium
  
Nickel
  

Valence Electron Potential
49.70 (-eV)  
29
95.20 (-eV)  
10

Lattice Constant
353.75 pm  
99+
295.08 pm  
99+

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

Lattice C/A Ratio
1.57  
40
1.26  
99+

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