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Atomic Structure of Thallium and Rhenium


Atomic Structure of Rhenium and Thallium


Atomic Properties

Atomic Number
81   
35
75   
99+

Electron Configuration
[Xe] 4f14 5d10 6s2 6p1   
[Xe] 4f14 5d5 6s2   

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

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
81   
35
75   
40

Number of Neutrons
123   
20
111   
26

Number of Electrons
81   
35
75   
40

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
137.00 pm   
40

Covalent Radius
145.00 pm   
39
151.00 pm   
34

Van der Waals Radius
196.00 pm   
30
200.00 pm   
28

Atomic Weight
204.38 amu   
31
186.21 amu   
36

Atomic Volume
17.20 cm3/mol   
31
8.85 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Mercury
  
Tungsten
  

Next Element
Lead
  
Osmium
  

Valence Electron Potential
9.60 (-eV)   
99+
180.00 (-eV)   
3

Lattice Constant
345.66 pm   
99+
276.10 pm   
99+

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

Lattice C/A Ratio
1.60   
6
1.62   
3

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