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Atomic Structure of Actinium and Lead


Atomic Structure of Lead and Actinium


Atomic Properties

Atomic Number
89   
29
82   
34

Electron Configuration
[Rn] 6d1 7s2   
[Xe] 4f14 5d10 6s2 6p2   

Crystal Structure
Face Centered Cubic (FCC)   
Face Centered Cubic (FCC)   

Crystal Lattice
FCC-Crystal-Structure-of-Actinium.jpg#100   
FCC-Crystal-Structure-of-Lead.jpg#100   

Atom
  
  

Number of Protons
89   
29
82   
34

Number of Neutrons
138   
16
125   
19

Number of Electrons
89   
29
82   
34

Radius of an Atom
  
  

Atomic Radius
195.00 pm   
7
175.00 pm   
19

Covalent Radius
Not Available   
146.00 pm   
38

Van der Waals Radius
Not Available   
202.00 pm   
27

Atomic Weight
227.00 amu   
25
207.20 amu   
30

Atomic Volume
22.54 cm3/mol   
11
18.17 cm3/mol   
27

Adjacent Atomic Numbers
  
  

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Radium
  
Thallium
  

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Thorium
  
Bismuth
  

Valence Electron Potential
38.60 (-eV)   
99+
24.20 (-eV)   
99+

Lattice Constant
567.00 pm   
8
495.08 pm   
16

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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