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Atomic Structure of Actinium and Platinum


Atomic Structure of Platinum and Actinium


Atomic Properties

Atomic Number
89   
29
78   
38

Electron Configuration
[Rn] 6d1 7s2   
[Xe] 4f14 5d9 6s1   

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

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

Atom
  
  

Number of Protons
89   
29
78   
38

Number of Neutrons
138   
16
117   
24

Number of Electrons
89   
29
78   
38

Radius of an Atom
  
  

Atomic Radius
195.00 pm   
7
139.00 pm   
39

Covalent Radius
Not Available   
136.00 pm   
99+

Van der Waals Radius
Not Available   
175.00 pm   
36

Atomic Weight
227.00 amu   
25
47.87 amu   
99+

Atomic Volume
22.54 cm3/mol   
11
9.09 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Iridium
  

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Thorium
  
Gold
  

Valence Electron Potential
38.60 (-eV)   
99+
392.42 (-eV)   
1

Lattice Constant
567.00 pm   
8
392.42 pm   
24

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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