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Atomic Structure of Promethium and Mercury

Promethium
Mercury
Atomic Structure of Mercury and Promethium


Atomic Properties
Atomic Number
61   
99+
80   
36
Electron Configuration
[Xe] 4f5 6s2   
[Xe] 4f14 5d10 6s2   
Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Rhombohedral (RHO)   
Crystal Lattice
DHCP-Crystal-Structure-of-Promethium.jpg#100   
RHO-Crystal-Structure-of-Mercury.jpg#100   
Atom
  
  
Number of Protons
61   
99+
80   
36
Number of Neutrons
84   
40
121   
22
Number of Electrons
61   
99+
80   
36
Radius of an Atom
  
  
Atomic Radius
183.00 pm   
10
151.00 pm   
32
Covalent Radius
199.00 pm   
12
132.00 pm   
99+
Van der Waals Radius
236.00 pm   
16
155.00 pm   
99+
Atomic Weight
145.00 amu   
99+
200.59 amu   
32
Atomic Volume
22.39 cm3/mol   
12
14.82 cm3/mol   
35
Adjacent Atomic Numbers
  
  
Previous Element
Neodymium
  
Gold
  
Next Element
Samarium
  
Thallium
  
Valence Electron Potential
44.10 (-eV)   
39
28.20 (-eV)   
99+
Lattice Constant
Not Available   
300.50 pm   
99+
Lattice Angles
Unknown   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
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