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Atomic Structure of Actinium and 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
  

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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