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Atomic Structure of Aluminium and Yttrium

Aluminium
Yttrium
Atomic Structure of Yttrium and Aluminium


Atomic Properties
Atomic Number
13   
99+
39   
99+
Electron Configuration
[Ne] 3s2 3p1   
[Kr] 4d1 5s2   
Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
FCC-Crystal-Structure-of-Aluminium.jpg#100   
HCP-Crystal-Structure-of-Yttrium.jpg#100   
Atom
  
  
Number of Protons
13   
99+
39   
99+
Number of Neutrons
14   
99+
50   
99+
Number of Electrons
13   
99+
39   
99+
Radius of an Atom
  
  
Atomic Radius
143.00 pm   
37
180.00 pm   
14
Covalent Radius
121.00 pm   
99+
190.00 pm   
18
Van der Waals Radius
184.00 pm   
34
200.00 pm   
28
Atomic Weight
26.98 amu   
99+
88.91 amu   
99+
Atomic Volume
10.00 cm3/mol   
99+
19.80 cm3/mol   
21
Adjacent Atomic Numbers
  
  
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Magnesium
  
Strontium
  
Next Element
Potassium
  
Zirconium
  
Valence Electron Potential
80.70 (-eV)   
17
48.00 (-eV)   
30
Lattice Constant
404.95 pm   
22
364.74 pm   
31
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.57   
16
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