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Atomic Structure of Polonium and Europium

Polonium
Europium
Atomic Structure of Europium and Polonium


Atomic Properties
Atomic Number
84   
32
63   
99+
Electron Configuration
[Xe] 4f14 5d10 6s2 6p4   
[Xe] 4f7 6s2   
Crystal Structure
Monoclinic (MON)   
Body Centered Cubic (BCC)   
Crystal Lattice
MON-Crystal-Structure-of-Polonium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
84   
32
63   
99+
Number of Neutrons
125   
19
89   
38
Number of Electrons
84   
32
63   
99+
Radius of an Atom
  
  
Atomic Radius
168.00 pm   
23
180.00 pm   
14
Covalent Radius
140.00 pm   
99+
198.00 pm   
13
Van der Waals Radius
197.00 pm   
29
233.00 pm   
18
Atomic Weight
209.00 amu   
28
151.96 amu   
99+
Atomic Volume
22.23 cm3/mol   
13
28.90 cm3/mol   
8
Adjacent Atomic Numbers
  
  
Previous Element
Bismuth
  
Samarium
  
Next Element
Francium
  
Gadolinium
  
Valence Electron Potential
Not Available   
45.60 (-eV)   
35
Lattice Constant
335.90 pm   
99+
458.10 pm   
17
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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