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Atomic Structure of Ruthenium and Einsteinium

Ruthenium
Einsteinium
Atomic Structure of Einsteinium and Ruthenium


Atomic
Atomic Number
44  
99+
99  
19
Electron Configuration
[Kr] 4d7 5s1  
[Rn] 5f11 7s2  
Crystal Structure
Hexagonal Close Packed (HCP)  
Face Centered Cubic (FCC)  
Crystal Lattice
rystal-Structure-of-Ruthenium.jpg#100  
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
Atom
  
  
Number of Protons
44  
99+
99  
19
Number of Neutrons
57  
99+
153  
10
Number of Electrons
44  
99+
99  
19
Radius of an Atom
  
  
Atomic Radius
134.00 pm  
99+
186.00 pm  
11
Covalent Radius
146.00 pm  
40
186.00 pm  
21
Van der Waals Radius
200.00 pm  
35
0.00 pm  
99+
Atomic Weight
101.07 amu  
99+
252.00 amu  
16
Atomic Volume
8.30 cm3/mol  
99+
17.04 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Technetium
  
Californium
  
Next Element
Rhodium
  
Fermium
  
Valence Electron Potential
64.00 (-eV)  
22
0.00 (-eV)  
99+
Lattice Constant
270.59 pm  
99+
582.00 pm  
8
Lattice Angles
π/2, π/2, 2 π/3  
-  
Lattice C/A Ratio
1.58  
33
1.29  
99+
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