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Atomic Structure of Polonium and Thorium


Atomic Structure of Thorium and Polonium


Atomic Properties

Atomic Number
84   
32
90   
28

Electron Configuration
[Xe] 4f14 5d10 6s2 6p4   
[Rn] 6d2 7s2   

Crystal Structure
Monoclinic (MON)   
Face Centered Cubic (FCC)   

Crystal Lattice
MON-Crystal-Structure-of-Polonium.jpg#100   
FCC-Crystal-Structure-of-Thorium.jpg#100   

Atom
  
  

Number of Protons
84   
32
90   
28

Number of Neutrons
125   
19
142   
15

Number of Electrons
84   
32
90   
28

Radius of an Atom
  
  

Atomic Radius
168.00 pm   
23
179.80 pm   
15

Covalent Radius
140.00 pm   
99+
206.00 pm   
7

Van der Waals Radius
197.00 pm   
29
237.00 pm   
15

Atomic Weight
209.00 amu   
28
232.04 amu   
23

Atomic Volume
22.23 cm3/mol   
13
19.90 cm3/mol   
20

Adjacent Atomic Numbers
  
  

Previous Element
Bismuth
  
Actinium
  

Next Element
Francium
  

Valence Electron Potential
Not Available   
59.30 (-eV)   
23

Lattice Constant
335.90 pm   
99+
508.42 pm   
14

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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