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Atomic Structure of Aluminium and Holmium


Atomic Structure of Holmium and Aluminium


Atomic Properties

Atomic Number
13   
99+
67   
99+

Electron Configuration
[Ne] 3s2 3p1   
[Xe] 4f11 6s2   

Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
FCC-Crystal-Structure-of-Aluminium.jpg#100   
HCP-Crystal-Structure-of-Holmium.jpg#100   

Atom
  
  

Number of Protons
13   
99+
67   
99+

Number of Neutrons
14   
99+
98   
34

Number of Electrons
13   
99+
67   
99+

Radius of an Atom
  
  

Atomic Radius
143.00 pm   
37
176.00 pm   
18

Covalent Radius
121.00 pm   
99+
192.00 pm   
17

Van der Waals Radius
184.00 pm   
34
216.00 pm   
24

Atomic Weight
26.98 amu   
99+
164.93 amu   
99+

Atomic Volume
10.00 cm3/mol   
99+
18.70 cm3/mol   
24

Adjacent Atomic Numbers
  
  

Previous Element
Magnesium
  
Dysprosium
  

Next Element
Potassium
  
Erbium
  

Valence Electron Potential
80.70 (-eV)   
17
47.90 (-eV)   
31

Lattice Constant
404.95 pm   
22
357.73 pm   
38

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
1.57   
17

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