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Atomic Structure of Plutonium and Protactinium

Plutonium
Protactinium
Atomic Structure of Protactinium and Plutonium


Atomic Properties
Atomic Number
94   
24
91   
27
Electron Configuration
[Rn] 5f6 7s2   
[Rn] 5f2 6d1 7s2   
Crystal Structure
Monoclinic (MON)   
Tetragonal (TETR)   
Crystal Lattice
MON-Crystal-Structure-of-Plutonium.jpg#100   
TETR-Crystal-Structure-of-Protactinium.jpg#100   
Atom
  
  
Number of Protons
94   
24
91   
27
Number of Neutrons
150   
11
122   
21
Number of Electrons
94   
24
91   
27
Radius of an Atom
  
  
Atomic Radius
159.00 pm   
28
163.00 pm   
25
Covalent Radius
187.00 pm   
20
200.00 pm   
11
Van der Waals Radius
200.00 pm   
28
243.00 pm   
11
Atomic Weight
244.00 amu   
19
231.04 amu   
24
Atomic Volume
12.32 cm3/mol   
99+
15.00 cm3/mol   
34
Adjacent Atomic Numbers
  
  
Previous Element
Neptunium
  
Thorium
  
Next Element
Americium
  
Uranium
  
Valence Electron Potential
64.90 (-eV)   
21
92.00 (-eV)   
11
Lattice Constant
618.30 pm   
4
392.50 pm   
23
Lattice Angles
NA   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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