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Atomic Structure of Protactinium and Protactinium

Protactinium
Protactinium
Atomic Structure of Protactinium and Protactinium


Atomic Properties
Atomic Number
91   
27
91   
27
Electron Configuration
[Rn] 5f2 6d1 7s2   
[Rn] 5f2 6d1 7s2   
Crystal Structure
Tetragonal (TETR)   
Tetragonal (TETR)   
Crystal Lattice
TETR-Crystal-Structure-of-Protactinium.jpg#100   
TETR-Crystal-Structure-of-Protactinium.jpg#100   
Atom
  
  
Number of Protons
91   
27
91   
27
Number of Neutrons
122   
21
122   
21
Number of Electrons
91   
27
91   
27
Radius of an Atom
  
  
Atomic Radius
163.00 pm   
25
163.00 pm   
25
Covalent Radius
200.00 pm   
11
200.00 pm   
11
Van der Waals Radius
243.00 pm   
11
243.00 pm   
11
Atomic Weight
231.04 amu   
24
231.04 amu   
24
Atomic Volume
15.00 cm3/mol   
34
15.00 cm3/mol   
34
Adjacent Atomic Numbers
  
  
Previous Element
Thorium
  
Thorium
  
Next Element
Uranium
  
Uranium
  
Valence Electron Potential
92.00 (-eV)   
11
92.00 (-eV)   
11
Lattice Constant
392.50 pm   
23
392.50 pm   
23
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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