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Atomic Structure of Magnesium and Strontium

Magnesium
Strontium
Atomic Structure of Strontium and Magnesium


Atomic Properties
Atomic Number
12   
99+
38   
99+
Electron Configuration
[Ne] 3s2   
[Kr] 5s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Face Centered Cubic (FCC)   
Crystal Lattice
HCP-Crystal-Structure-of-Magnesium.jpg#100   
FCC-Crystal-Structure-of-Strontium.jpg#100   
Atom
  
  
Number of Protons
12   
99+
38   
99+
Number of Neutrons
12   
99+
50   
99+
Number of Electrons
12   
99+
38   
99+
Radius of an Atom
  
  
Atomic Radius
160.00 pm   
27
215.00 pm   
5
Covalent Radius
141.00 pm   
99+
195.00 pm   
15
Van der Waals Radius
173.00 pm   
37
249.00 pm   
7
Atomic Weight
24.31 amu   
99+
87.62 amu   
99+
Atomic Volume
13.97 cm3/mol   
37
33.70 cm3/mol   
6
Adjacent Atomic Numbers
  
  
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Sodium
  
Rubidium
  
Next Element
Aluminium
  
Yttrium
  
Valence Electron Potential
40.00 (-eV)   
99+
25.70 (-eV)   
99+
Lattice Constant
320.94 pm   
99+
608.49 pm   
6
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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