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Atomic Structure of Francium and Thorium

Francium
Thorium
Atomic Structure of Thorium and Francium


Atomic Properties
Atomic Number
87   
31
90   
28
Electron Configuration
[Rn] 7s1   
[Rn] 6d2 7s2   
Crystal Structure
Body Centered Cubic (BCC)   
Face Centered Cubic (FCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
FCC-Crystal-Structure-of-Thorium.jpg#100   
Atom
  
  
Number of Protons
87   
31
90   
28
Number of Neutrons
136   
17
142   
15
Number of Electrons
87   
31
90   
28
Radius of an Atom
  
  
Atomic Radius
Not Available   
179.80 pm   
15
Covalent Radius
260.00 pm   
1
206.00 pm   
7
Van der Waals Radius
348.00 pm   
1
237.00 pm   
15
Atomic Weight
223.00 amu   
27
232.04 amu   
23
Atomic Volume
Not Available   
19.90 cm3/mol   
20
Adjacent Atomic Numbers
  
  
Previous Element
Polonium
  
Actinium
  
Next Element
Radium
  
Protactinium
  
Valence Electron Potential
8.00 (-eV)   
99+
59.30 (-eV)   
23
Lattice Constant
Not Available   
508.42 pm   
14
Lattice Angles
NA   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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