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Atomic Structure of Einsteinium and Ruthenium


Atomic Structure of Ruthenium and Einsteinium


Atomic Properties

Atomic Number
99   
19
44   
99+

Electron Configuration
[Rn] 5f11 7s2   
[Kr] 4d7 5s1   

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

Crystal Lattice
FCC-Crystal-Structure-of-Einsteinium.jpg#100   
rystal-Structure-of-Ruthenium.jpg#100   

Atom
  
  

Number of Protons
99   
19
44   
99+

Number of Neutrons
153   
9
57   
99+

Number of Electrons
99   
19
44   
99+

Radius of an Atom
  
  

Atomic Radius
186.00 pm   
9
134.00 pm   
99+

Covalent Radius
Not Available   
146.00 pm   
38

Van der Waals Radius
Not Available   
200.00 pm   
28

Atomic Weight
252.00 amu   
16
101.07 amu   
99+

Atomic Volume
Not Available   
8.30 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Technetium
  

Next Element
Fermium
  
Rhodium
  

Valence Electron Potential
Not Available   
64.00 (-eV)   
22

Lattice Constant
Not Available   
270.59 pm   
99+

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

Lattice C/A Ratio
Not Available   
1.58   
11

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