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Atomic Structure of Thorium and Plutonium

Thorium
Plutonium
Atomic Structure of Plutonium and Thorium


Atomic Properties
Atomic Number
90   
28
94   
24
Electron Configuration
[Rn] 6d2 7s2   
[Rn] 5f6 7s2   
Crystal Structure
Face Centered Cubic (FCC)   
Monoclinic (MON)   
Crystal Lattice
FCC-Crystal-Structure-of-Thorium.jpg#100   
MON-Crystal-Structure-of-Plutonium.jpg#100   
Atom
  
  
Number of Protons
90   
28
94   
24
Number of Neutrons
142   
15
150   
11
Number of Electrons
90   
28
94   
24
Radius of an Atom
  
  
Atomic Radius
179.80 pm   
15
159.00 pm   
28
Covalent Radius
206.00 pm   
7
187.00 pm   
20
Van der Waals Radius
237.00 pm   
15
200.00 pm   
28
Atomic Weight
232.04 amu   
23
244.00 amu   
19
Atomic Volume
19.90 cm3/mol   
20
12.32 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Actinium
  
Neptunium
  
Next Element
Protactinium
  
Americium
  
Valence Electron Potential
59.30 (-eV)   
23
64.90 (-eV)   
21
Lattice Constant
508.42 pm   
14
618.30 pm   
4
Lattice Angles
π/2, π/2, π/2   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
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