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Atomic Structure of Magnesium and Radium


Atomic Structure of Radium and Magnesium


Atomic Properties

Atomic Number
12   
99+
88   
30

Electron Configuration
[Ne] 3s2   
[Rn] 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   

Crystal Lattice
HCP-Crystal-Structure-of-Magnesium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
12   
99+
88   
30

Number of Neutrons
12   
99+
138   
16

Number of Electrons
12   
99+
88   
30

Radius of an Atom
  
  

Atomic Radius
160.00 pm   
27
Not Available   

Covalent Radius
141.00 pm   
99+
221.00 pm   
3

Van der Waals Radius
173.00 pm   
37
283.00 pm   
4

Atomic Weight
24.31 amu   
99+
226.00 amu   
26

Atomic Volume
13.97 cm3/mol   
37
45.20 cm3/mol   
4

Adjacent Atomic Numbers
  
  

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Sodium
  
Francium
  

Next Element
Aluminium
  
Actinium
  

Valence Electron Potential
40.00 (-eV)   
99+
20.10 (-eV)   
99+

Lattice Constant
320.94 pm   
99+
514.80 pm   
13

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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