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Atomic Structure of Francium and Osmium

Francium
Osmium
Atomic Structure of Osmium and Francium


Atomic Properties
Atomic Number
87   
31
76   
40
Electron Configuration
[Rn] 7s1   
[Xe] 4f14 5d6 6s2   
Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
87   
31
76   
39
Number of Neutrons
136   
17
114   
25
Number of Electrons
87   
31
76   
39
Radius of an Atom
  
  
Atomic Radius
Not Available   
133.80 pm   
99+
Covalent Radius
260.00 pm   
1
Not Available   
Van der Waals Radius
348.00 pm   
1
216.00 pm   
24
Atomic Weight
223.00 amu   
27
190.23 amu   
35
Atomic Volume
Not Available   
8.49 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Polonium
  
Rhenium
  
Next Element
Radium
  
Iridium
  
Valence Electron Potential
8.00 (-eV)   
99+
91.40 (-eV)   
12
Lattice Constant
Not Available   
273.44 pm   
99+
Lattice Angles
NA   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.58   
14
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