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Atomic Structure of Radium and Osmium


Atomic Structure of Osmium and Radium


Atomic Properties

Atomic Number
88   
30
76   
40

Electron Configuration
[Rn] 7s2   
[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
88   
30
76   
39

Number of Neutrons
138   
16
114   
25

Number of Electrons
88   
30
76   
39

Radius of an Atom
  
  

Atomic Radius
Not Available   
133.80 pm   
99+

Covalent Radius
221.00 pm   
3
Not Available   

Van der Waals Radius
283.00 pm   
4
216.00 pm   
24

Atomic Weight
226.00 amu   
26
190.23 amu   
35

Atomic Volume
45.20 cm3/mol   
4
8.49 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Francium
  
Rhenium
  

Next Element
Actinium
  
Iridium
  

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

Lattice Constant
514.80 pm   
13
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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