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Atomic Structure of Technetium and Einsteinium


Atomic Structure of Einsteinium and Technetium


Atomic Properties

Atomic Number
43   
99+
99   
19

Electron Configuration
[Kr] 4d5 5s2   
[Rn] 5f11 7s2   

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

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

Atom
  
  

Number of Protons
43   
99+
99   
19

Number of Neutrons
55   
99+
153   
9

Number of Electrons
43   
99+
99   
19

Radius of an Atom
  
  

Atomic Radius
136.00 pm   
99+
186.00 pm   
9

Covalent Radius
147.00 pm   
37
Not Available   

Van der Waals Radius
200.00 pm   
28
Not Available   

Atomic Weight
98.00 amu   
99+
252.00 amu   
16

Atomic Volume
8.50 cm3/mol   
99+
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Molybdenum
  

Next Element
Ruthenium
  
Fermium
  

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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