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Atomic Structure of Platinum and Osmium

Platinum
Osmium
Atomic Structure of Osmium and Platinum


Atomic Properties
Atomic Number
78   
38
76   
40
Electron Configuration
[Xe] 4f14 5d9 6s1   
[Xe] 4f14 5d6 6s2   
Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
FCC-Crystal-Structure-of-Platinum.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
78   
38
76   
39
Number of Neutrons
117   
24
114   
25
Number of Electrons
78   
38
76   
39
Radius of an Atom
  
  
Atomic Radius
139.00 pm   
39
133.80 pm   
99+
Covalent Radius
136.00 pm   
99+
Not Available   
Van der Waals Radius
175.00 pm   
36
216.00 pm   
24
Atomic Weight
47.87 amu   
99+
190.23 amu   
35
Atomic Volume
9.09 cm3/mol   
99+
8.49 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Iridium
  
Rhenium
  
Next Element
Gold
  
Iridium
  
Valence Electron Potential
392.42 (-eV)   
1
91.40 (-eV)   
12
Lattice Constant
392.42 pm   
24
273.44 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.58   
14
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