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Atomic Structure of Calcium and 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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