Atomic Structure of Actinium and Protactinium
Electron Configuration
[Rn] 6d1 7s2
  
[Rn] 5f2 6d1 7s2
  
Crystal Structure
Face Centered Cubic (FCC)
  
Tetragonal (TETR)
  
Crystal Lattice
FCC-Crystal-Structure-of-Actinium.jpg#100
  
TETR-Crystal-Structure-of-Protactinium.jpg#100
  
Atom
  
  
Radius of an Atom
  
  
Covalent Radius
Not Available
  
Van der Waals Radius
Not Available
  
Atomic Volume
22.54 cm3/mol
  
11
15.00 cm3/mol
  
34
Adjacent Atomic Numbers
  
  
Valence Electron Potential
38.60 (-eV)
  
99+
92.00 (-eV)
  
11
Lattice Angles
π/2, π/2, π/2
  
π/2, π/2, π/2
  
Lattice C/A Ratio
Not Available
  
Not Available