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Atomic Structure of Meitnerium and Einsteinium

Meitnerium
Einsteinium
Atomic Structure of Einsteinium and Meitnerium


Atomic
Atomic Number
109  
9
99  
19
Electron Configuration
[Rn] 5f14 6d7 7s2  
[Rn] 5f11 7s2  
Crystal Structure
Face Centered Cubic (FCC)  
Face Centered Cubic (FCC)  
Crystal Lattice
FCC-Crystal-Structure-of-Meitnerium.jpg#100  
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
Atom
  
  
Number of Protons
109  
9
99  
19
Number of Neutrons
157  
8
153  
10
Number of Electrons
109  
9
99  
19
Radius of an Atom
  
  
Atomic Radius
122.00 pm  
99+
186.00 pm  
11
Covalent Radius
129.00 pm  
99+
186.00 pm  
21
Van der Waals Radius
260.00 pm  
9
0.00 pm  
99+
Atomic Weight
278.00 amu  
7
252.00 amu  
16
Atomic Volume
20.20 cm3/mol  
30
17.04 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Hassium
  
Californium
  
Next Element
Darmstadtium
  
Fermium
  
Valence Electron Potential
31.20 (-eV)  
99+
0.00 (-eV)  
99+
Lattice Constant
0.00 pm  
99+
582.00 pm  
8
Lattice Angles
-  
-  
Lattice C/A Ratio
1.59  
27
1.29  
99+
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