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Atomic Structure of Mercury and Protactinium

Mercury
Protactinium
Atomic Structure of Protactinium and Mercury


Atomic Properties
Atomic Number
80   
36
91   
27
Electron Configuration
[Xe] 4f14 5d10 6s2   
[Rn] 5f2 6d1 7s2   
Crystal Structure
Rhombohedral (RHO)   
Tetragonal (TETR)   
Crystal Lattice
RHO-Crystal-Structure-of-Mercury.jpg#100   
TETR-Crystal-Structure-of-Protactinium.jpg#100   
Atom
  
  
Number of Protons
80   
36
91   
27
Number of Neutrons
121   
22
122   
21
Number of Electrons
80   
36
91   
27
Radius of an Atom
  
  
Atomic Radius
151.00 pm   
32
163.00 pm   
25
Covalent Radius
132.00 pm   
99+
200.00 pm   
11
Van der Waals Radius
155.00 pm   
99+
243.00 pm   
11
Atomic Weight
200.59 amu   
32
231.04 amu   
24
Atomic Volume
14.82 cm3/mol   
35
15.00 cm3/mol   
34
Adjacent Atomic Numbers
  
  
Previous Element
Gold
  
Thorium
  
Next Element
Thallium
  
Uranium
  
Valence Electron Potential
28.20 (-eV)   
99+
92.00 (-eV)   
11
Lattice Constant
300.50 pm   
99+
392.50 pm   
23
Lattice Angles
NA   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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