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Atomic Structure of Strontium and Osmium

Strontium
Osmium
Atomic Structure of Osmium and Strontium


Atomic Properties
Atomic Number
38   
99+
76   
40
Electron Configuration
[Kr] 5s2   
[Xe] 4f14 5d6 6s2   
Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
FCC-Crystal-Structure-of-Strontium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
38   
99+
76   
39
Number of Neutrons
50   
99+
114   
25
Number of Electrons
38   
99+
76   
39
Radius of an Atom
  
  
Atomic Radius
215.00 pm   
5
133.80 pm   
99+
Covalent Radius
195.00 pm   
15
Not Available   
Van der Waals Radius
249.00 pm   
7
216.00 pm   
24
Atomic Weight
87.62 amu   
99+
190.23 amu   
35
Atomic Volume
33.70 cm3/mol   
6
8.49 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Rubidium
  
Rhenium
  
Next Element
Yttrium
  
Iridium
  
Valence Electron Potential
25.70 (-eV)   
99+
91.40 (-eV)   
12
Lattice Constant
608.49 pm   
6
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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