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Atomic Structure of Mercury and Thallium


Atomic Structure of Thallium and Mercury


Atomic Properties

Atomic Number
80   
36
81   
35

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

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

Crystal Lattice
RHO-Crystal-Structure-of-Mercury.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
80   
36
81   
35

Number of Neutrons
121   
22
123   
20

Number of Electrons
80   
36
81   
35

Radius of an Atom
  
  

Atomic Radius
151.00 pm   
32
170.00 pm   
22

Covalent Radius
132.00 pm   
99+
145.00 pm   
39

Van der Waals Radius
155.00 pm   
99+
196.00 pm   
30

Atomic Weight
200.59 amu   
32
204.38 amu   
31

Atomic Volume
14.82 cm3/mol   
35
17.20 cm3/mol   
31

Adjacent Atomic Numbers
  
  

Previous Element
Gold
  
Mercury
  

Next Element
Thallium
  
Lead
  

Valence Electron Potential
28.20 (-eV)   
99+
9.60 (-eV)   
99+

Lattice Constant
300.50 pm   
99+
345.66 pm   
99+

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

Lattice C/A Ratio
Not Available   
1.60   
6

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