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Atomic Structure of Einsteinium and Roentgenium


Atomic Structure of Roentgenium and Einsteinium


Atomic Properties

Atomic Number
99   
19
111   
7

Electron Configuration
[Rn] 5f11 7s2   
[Rn] 5f14 6d9 7s2   

Crystal Structure
Face Centered Cubic (FCC)   
Body Centered Cubic (BCC)   

Crystal Lattice
FCC-Crystal-Structure-of-Einsteinium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
99   
19
111   
7

Number of Neutrons
153   
9
161   
3

Number of Electrons
99   
19
111   
7

Radius of an Atom
  
  

Atomic Radius
186.00 pm   
9
Not Available   

Atomic Weight
252.00 amu   
16
281.00 amu   
6

Atomic Volume
Not Available   
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element

Next Element
Fermium
  

Valence Electron Potential
Not Available   
Not Available   

Lattice Constant
Not Available   
Not Available   

Lattice Angles
NA   
NA   

Lattice C/A Ratio
Not Available   
Not Available   

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