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Atomic Structure of Tungsten and 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
  
  

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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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