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Atomic Structure of Technetium and Aluminium


Atomic Structure of Aluminium and Technetium


Atomic Properties

Atomic Number
43   
99+
13   
99+

Electron Configuration
[Kr] 4d5 5s2   
[Ne] 3s2 3p1   

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

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

Atom
  
  

Number of Protons
43   
99+
13   
99+

Number of Neutrons
55   
99+
14   
99+

Number of Electrons
43   
99+
13   
99+

Radius of an Atom
  
  

Atomic Radius
136.00 pm   
99+
143.00 pm   
37

Covalent Radius
147.00 pm   
37
121.00 pm   
99+

Van der Waals Radius
200.00 pm   
28
184.00 pm   
34

Atomic Weight
98.00 amu   
99+
26.98 amu   
99+

Atomic Volume
8.50 cm3/mol   
99+
10.00 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Magnesium
  

Next Element
Ruthenium
  
Potassium
  

Valence Electron Potential
180.00 (-eV)   
3
80.70 (-eV)   
17

Lattice Constant
273.50 pm   
99+
404.95 pm   
22

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

Lattice C/A Ratio
1.60   
5
Not Available   

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