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Atomic Structure of Magnesium and Cerium


Atomic Structure of Cerium and Magnesium


Atomic Properties

Atomic Number
12   
99+
58   
99+

Electron Configuration
[Ne] 3s2   
[Xe] 4f1 5d1 6s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Double Hexagonal Close Packed (DHCP)   

Crystal Lattice
HCP-Crystal-Structure-of-Magnesium.jpg#100   
DHCP-Crystal-Structure-of-Cerium.jpg#100   

Atom
  
  

Number of Protons
12   
99+
58   
99+

Number of Neutrons
12   
99+
82   
99+

Number of Electrons
12   
99+
58   
99+

Radius of an Atom
  
  

Atomic Radius
160.00 pm   
27
181.80 pm   
12

Covalent Radius
141.00 pm   
99+
204.00 pm   
8

Van der Waals Radius
173.00 pm   
37
235.00 pm   
17

Atomic Weight
24.31 amu   
99+
140.12 amu   
99+

Atomic Volume
13.97 cm3/mol   
37
20.67 cm3/mol   
17

Adjacent Atomic Numbers
  
  

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Aluminium
  

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

Lattice Constant
320.94 pm   
99+
362.00 pm   
34

Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
Not Available   

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