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Atomic Structure of Uranium and Actinium

Uranium
Actinium
Atomic Structure of Actinium and Uranium


Atomic Properties
Atomic Number
92   
26
89   
29
Electron Configuration
[Rn] 5f3 6d1 7s2   
[Rn] 6d1 7s2   
Crystal Structure
Orthorhombic (ORTH)   
Face Centered Cubic (FCC)   
Crystal Lattice
ORTH-Crystal-Structure-of-Uranium.jpg#100   
FCC-Crystal-Structure-of-Actinium.jpg#100   
Atom
  
  
Number of Protons
92   
26
89   
29
Number of Neutrons
146   
13
138   
16
Number of Electrons
92   
26
89   
29
Radius of an Atom
  
  
Atomic Radius
156.00 pm   
29
195.00 pm   
7
Covalent Radius
196.00 pm   
14
Not Available   
Van der Waals Radius
186.00 pm   
33
Not Available   
Atomic Weight
238.03 amu   
21
227.00 amu   
25
Atomic Volume
12.59 cm3/mol   
40
22.54 cm3/mol   
11
Adjacent Atomic Numbers
  
  
Previous Element
Protactinium
  
Radium
  
Next Element
Neptunium
  
Thorium
  
Valence Electron Potential
170.00 (-eV)   
4
38.60 (-eV)   
99+
Lattice Constant
295.08 pm   
99+
567.00 pm   
8
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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