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Atomic Structure of Mercury and Erbium


Atomic Structure of Erbium and Mercury


Atomic Properties

Atomic Number
80   
36
68   
99+

Electron Configuration
[Xe] 4f14 5d10 6s2   
[Xe] 4f12 6s2   

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

Crystal Lattice
RHO-Crystal-Structure-of-Mercury.jpg#100   
HCP-Crystal-Structure-of-Erbium.jpg#100   

Atom
  
  

Number of Protons
80   
36
68   
99+

Number of Neutrons
121   
22
99   
33

Number of Electrons
80   
36
68   
99+

Radius of an Atom
  
  

Atomic Radius
151.00 pm   
32
176.00 pm   
18

Covalent Radius
132.00 pm   
99+
189.00 pm   
19

Van der Waals Radius
155.00 pm   
99+
Not Available   

Atomic Weight
200.59 amu   
32
167.26 amu   
99+

Atomic Volume
14.82 cm3/mol   
35
18.40 cm3/mol   
25

Adjacent Atomic Numbers
  
  

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Thallium
  
Thulium
  

Valence Electron Potential
28.20 (-eV)   
99+
49.00 (-eV)   
29

Lattice Constant
300.50 pm   
99+
355.88 pm   
39

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

Lattice C/A Ratio
Not Available   
1.57   
17

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