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Atomic Structure of Technetium and Fermium


Atomic Structure of Fermium and Technetium


Atomic Properties

Atomic Number
43   
99+
100   
18

Electron Configuration
[Kr] 4d5 5s2   
[Rn] 5f12 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Not Known   

Crystal Lattice
HCP-Crystal-Structure-of-Technetium.jpg#100   
Unknown-Crystal-Structure-of-Fermium.jpg#100   

Atom
  
  

Number of Protons
43   
99+
100   
18

Number of Neutrons
55   
99+
157   
7

Number of Electrons
43   
99+
100   
18

Radius of an Atom
  
  

Atomic Radius
136.00 pm   
99+
Not Available   

Covalent Radius
147.00 pm   
37
Not Available   

Van der Waals Radius
200.00 pm   
28
245.00 pm   
9

Atomic Weight
98.00 amu   
99+
257.00 amu   
15

Atomic Volume
8.50 cm3/mol   
99+
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Molybdenum
  

Next Element
Ruthenium
  

Valence Electron Potential
180.00 (-eV)   
3
Not Available   

Lattice Constant
273.50 pm   
99+
Not Available   

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

Lattice C/A Ratio
1.60   
5
Not Available   

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