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Atomic Structure of Europium and Francium

Europium
Francium
Atomic Structure of Francium and Europium


Atomic Properties
Atomic Number
63   
99+
87   
31
Electron Configuration
[Xe] 4f7 6s2   
[Rn] 7s1   
Crystal Structure
Body Centered Cubic (BCC)   
Body Centered Cubic (BCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
63   
99+
87   
31
Number of Neutrons
89   
38
136   
17
Number of Electrons
63   
99+
87   
31
Radius of an Atom
  
  
Atomic Radius
180.00 pm   
14
Not Available   
Covalent Radius
198.00 pm   
13
260.00 pm   
1
Van der Waals Radius
233.00 pm   
18
348.00 pm   
1
Atomic Weight
151.96 amu   
99+
223.00 amu   
27
Atomic Volume
28.90 cm3/mol   
8
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Samarium
  
Polonium
  
Next Element
Gadolinium
  
Radium
  
Valence Electron Potential
45.60 (-eV)   
35
8.00 (-eV)   
99+
Lattice Constant
458.10 pm   
17
Not Available   
Lattice Angles
π/2, π/2, π/2   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
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