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Atomic Structure of Thorium and 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
  
  

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Neptunium
  

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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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