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Atomic Structure of Aluminium and Hafnium

Aluminium
Hafnium
Atomic Structure of Hafnium and Aluminium


Atomic Properties
Atomic Number
13   
99+
72   
99+
Electron Configuration
[Ne] 3s2 3p1   
[Xe] 4f14 5d2 6s2   
Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
FCC-Crystal-Structure-of-Aluminium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
13   
99+
72   
99+
Number of Neutrons
14   
99+
106   
29
Number of Electrons
13   
99+
72   
99+
Radius of an Atom
  
  
Atomic Radius
143.00 pm   
37
159.00 pm   
28
Covalent Radius
121.00 pm   
99+
175.00 pm   
23
Van der Waals Radius
184.00 pm   
34
200.00 pm   
28
Atomic Weight
26.98 amu   
99+
178.49 amu   
39
Atomic Volume
10.00 cm3/mol   
99+
13.60 cm3/mol   
38
Adjacent Atomic Numbers
  
  
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Magnesium
  
Lutetium
  
Next Element
Potassium
  
Tantalum
  
Valence Electron Potential
80.70 (-eV)   
17
81.00 (-eV)   
16
Lattice Constant
404.95 pm   
22
319.64 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   
12
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