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Atomic Structure of Calcium and Aluminium

Calcium
Aluminium
Atomic Structure of Aluminium and Calcium


Atomic Properties
Atomic Number
20   
99+
13   
99+
Electron Configuration
[Ar] 4s2   
[Ne] 3s2 3p1   
Crystal Structure
Face Centered Cubic (FCC)   
Face Centered Cubic (FCC)   
Crystal Lattice
FCC-Crystal-Structure-of-Calcium.jpg#100   
FCC-Crystal-Structure-of-Aluminium.jpg#100   
Atom
  
  
Number of Protons
20   
99+
13   
99+
Number of Neutrons
20   
99+
14   
99+
Number of Electrons
20   
99+
13   
99+
Radius of an Atom
  
  
Atomic Radius
197.00 pm   
6
143.00 pm   
37
Covalent Radius
176.00 pm   
22
121.00 pm   
99+
Van der Waals Radius
231.00 pm   
19
184.00 pm   
34
Atomic Weight
40.08 amu   
99+
26.98 amu   
99+
Atomic Volume
29.90 cm3/mol   
7
10.00 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Potassium
  
Magnesium
  
Next Element
Scandium
  
Potassium
  
Valence Electron Potential
29.00 (-eV)   
99+
80.70 (-eV)   
17
Lattice Constant
558.84 pm   
9
404.95 pm   
22
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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