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Atomic Structure of Tungsten and Osmium

Tungsten
Osmium
Atomic Structure of Osmium and Tungsten


Atomic Properties
Atomic Number
74   
99+
76   
40
Electron Configuration
[Xe] 4f14 5d4 6s2   
[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
74   
99+
76   
39
Number of Neutrons
110   
27
114   
25
Number of Electrons
74   
99+
76   
39
Radius of an Atom
  
  
Atomic Radius
139.00 pm   
39
133.80 pm   
99+
Covalent Radius
162.00 pm   
29
Not Available   
Van der Waals Radius
200.00 pm   
28
216.00 pm   
24
Atomic Weight
183.84 amu   
37
190.23 amu   
35
Atomic Volume
9.53 cm3/mol   
99+
8.49 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Tantalum
  
Rhenium
  
Next Element
Rhenium
  
Iridium
  
Valence Electron Potential
140.00 (-eV)   
5
91.40 (-eV)   
12
Lattice Constant
316.52 pm   
99+
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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