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Atomic Structure of Osmium and Cesium


Atomic Structure of Cesium and Osmium


Atomic Properties

Atomic Number
76   
40
55   
99+

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

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
55   
99+

Number of Neutrons
114   
25
78   
99+

Number of Electrons
76   
39
55   
99+

Radius of an Atom
  
  

Atomic Radius
133.80 pm   
99+
265.00 pm   
1

Covalent Radius
Not Available   
244.00 pm   
2

Van der Waals Radius
216.00 pm   
24
343.00 pm   
2

Atomic Weight
190.23 amu   
35
132.91 amu   
99+

Atomic Volume
8.49 cm3/mol   
99+
71.07 cm3/mol   
1

Adjacent Atomic Numbers
  
  

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Rhenium
  
Tin
  

Next Element
Iridium
  
Barium
  

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

Lattice Constant
273.44 pm   
99+
614.10 pm   
5

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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