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Atomic Structure of Aluminium and Calcium

Aluminium
Calcium
Atomic Structure of Calcium and Aluminium


Atomic Properties
Atomic Number
13   
99+
20   
99+
Electron Configuration
[Ne] 3s2 3p1   
[Ar] 4s2   
Crystal Structure
Face Centered Cubic (FCC)   
Face Centered Cubic (FCC)   
Crystal Lattice
FCC-Crystal-Structure-of-Aluminium.jpg#100   
FCC-Crystal-Structure-of-Calcium.jpg#100   
Atom
  
  
Number of Protons
13   
99+
20   
99+
Number of Neutrons
14   
99+
20   
99+
Number of Electrons
13   
99+
20   
99+
Radius of an Atom
  
  
Atomic Radius
143.00 pm   
37
197.00 pm   
6
Covalent Radius
121.00 pm   
99+
176.00 pm   
22
Van der Waals Radius
184.00 pm   
34
231.00 pm   
19
Atomic Weight
26.98 amu   
99+
40.08 amu   
99+
Atomic Volume
10.00 cm3/mol   
99+
29.90 cm3/mol   
7
Adjacent Atomic Numbers
  
  
Previous Element
Magnesium
  
Potassium
  
Next Element
Potassium
  
Scandium
  
Valence Electron Potential
80.70 (-eV)   
17
29.00 (-eV)   
99+
Lattice Constant
404.95 pm   
22
558.84 pm   
9
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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