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Atomic Structure of Cobalt and Thallium

Cobalt
Thallium
Atomic Structure of Thallium and Cobalt


Atomic Properties
Atomic Number
22   
99+
81   
35
Electron Configuration
[Ar] 3d2 4s2   
[Xe] 4f14 5d10 6s2 6p1   
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+
81   
35
Number of Neutrons
26   
99+
123   
20
Number of Electrons
22   
99+
81   
35
Radius of an Atom
  
  
Atomic Radius
147.00 pm   
34
170.00 pm   
22
Covalent Radius
160.00 pm   
30
145.00 pm   
39
Van der Waals Radius
200.00 pm   
28
196.00 pm   
30
Atomic Weight
47.87 amu   
99+
204.38 amu   
31
Atomic Volume
10.64 cm3/mol   
99+
17.20 cm3/mol   
31
Adjacent Atomic Numbers
  
  
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Iron
  
Mercury
  
Next Element
Nickel
  
Lead
  
Valence Electron Potential
95.20 (-eV)   
10
9.60 (-eV)   
99+
Lattice Constant
295.08 pm   
99+
345.66 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.60   
6
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