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Atomic Structure of Francium and Lutetium


Atomic Structure of Lutetium and Francium


Atomic Properties

Atomic Number
87   
31
71   
99+

Electron Configuration
[Rn] 7s1   
[Xe] 6s2 4f14 5d1   

Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
87   
31
71   
99+

Number of Neutrons
136   
17
104   
30

Number of Electrons
87   
31
71   
99+

Radius of an Atom
  
  

Atomic Radius
Not Available   
174.00 pm   
20

Covalent Radius
260.00 pm   
1
187.00 pm   
20

Van der Waals Radius
348.00 pm   
1
221.00 pm   
22

Atomic Weight
223.00 amu   
27
174.97 amu   
40

Atomic Volume
Not Available   
17.78 cm3/mol   
30

Adjacent Atomic Numbers
  
  

Previous Element
Polonium
  
Ytterbium
  

Next Element
Radium
  
Hafnium
  

Valence Electron Potential
8.00 (-eV)   
99+
50.90 (-eV)   
26

Lattice Constant
Not Available   
350.31 pm   
99+

Lattice Angles
NA   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
1.59   
10

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