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Atomic Structure of Magnesium and Osmium

Magnesium
Osmium
Atomic Structure of Osmium and Magnesium


Atomic Properties
Atomic Number
12   
99+
76   
40
Electron Configuration
[Ne] 3s2   
[Xe] 4f14 5d6 6s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
HCP-Crystal-Structure-of-Magnesium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
12   
99+
76   
39
Number of Neutrons
12   
99+
114   
25
Number of Electrons
12   
99+
76   
39
Radius of an Atom
  
  
Atomic Radius
160.00 pm   
27
133.80 pm   
99+
Covalent Radius
141.00 pm   
99+
Not Available   
Van der Waals Radius
173.00 pm   
37
216.00 pm   
24
Atomic Weight
24.31 amu   
99+
190.23 amu   
35
Atomic Volume
13.97 cm3/mol   
37
8.49 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
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Sodium
  
Rhenium
  
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Aluminium
  
Iridium
  
Valence Electron Potential
40.00 (-eV)   
99+
91.40 (-eV)   
12
Lattice Constant
320.94 pm   
99+
273.44 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.58   
14
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