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Atomic Structure of Lutetium and Francium

Lutetium
Francium
Atomic Structure of Francium and Lutetium


Atomic Properties
Atomic Number
71   
99+
87   
31
Electron Configuration
[Xe] 6s2 4f14 5d1   
[Rn] 7s1   
Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
71   
99+
87   
31
Number of Neutrons
104   
30
136   
17
Number of Electrons
71   
99+
87   
31
Radius of an Atom
  
  
Atomic Radius
174.00 pm   
20
Not Available   
Covalent Radius
187.00 pm   
20
260.00 pm   
1
Van der Waals Radius
221.00 pm   
22
348.00 pm   
1
Atomic Weight
174.97 amu   
40
223.00 amu   
27
Atomic Volume
17.78 cm3/mol   
30
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Ytterbium
  
Polonium
  
Next Element
Hafnium
  
Radium
  
Valence Electron Potential
50.90 (-eV)   
26
8.00 (-eV)   
99+
Lattice Constant
350.31 pm   
99+
Not Available   
Lattice Angles
π/2, π/2, 2 π/3   
NA   
Lattice C/A Ratio
1.59   
10
Not Available   
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