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Atomic Structure of Osmium and Sodium


Atomic Structure of Sodium and Osmium


Atomic Properties

Atomic Number
76   
40
11   
99+

Electron Configuration
[Xe] 4f14 5d6 6s2   
[Ne] 3s1   

Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
76   
39
11   
99+

Number of Neutrons
114   
25
12   
99+

Number of Electrons
76   
39
11   
99+

Radius of an Atom
  
  

Atomic Radius
133.80 pm   
99+
186.00 pm   
9

Covalent Radius
Not Available   
166.00 pm   
27

Van der Waals Radius
216.00 pm   
24
227.00 pm   
21

Atomic Weight
190.23 amu   
35
22.99 amu   
99+

Atomic Volume
8.49 cm3/mol   
99+
23.70 cm3/mol   
10

Adjacent Atomic Numbers
  
  

Previous Element
Rhenium
  
Beryllium
  

Next Element
Iridium
  
Magnesium
  

Valence Electron Potential
91.40 (-eV)   
12
14.10 (-eV)   
99+

Lattice Constant
273.44 pm   
99+
429.06 pm   
19

Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   

Lattice C/A Ratio
1.58   
14
Not Available   

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