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Atomic Structure of Actinium and Uranium

Actinium
Uranium
Atomic Structure of Uranium and Actinium


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