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Atomic Structure of Einsteinium and Polonium


Atomic Structure of Polonium and Einsteinium


Atomic

Atomic Number
99  
19
84  
32

Electron Configuration
[Rn] 5f11 7s2  
[Xe] 4f14 5d10 6s2 6p4  

Crystal Structure
Face Centered Cubic (FCC)  
Monoclinic (MON)  

Crystal Lattice
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
MON-Crystal-Structure-of-Polonium.jpg#100  

Atom
  
  

Number of Protons
99  
19
84  
32

Number of Neutrons
153  
10
125  
20

Number of Electrons
99  
19
84  
32

Radius of an Atom
  
  

Atomic Radius
186.00 pm  
11
168.00 pm  
25

Covalent Radius
186.00 pm  
21
140.00 pm  
99+

Van der Waals Radius
0.00 pm  
99+
197.00 pm  
36

Atomic Weight
252.00 amu  
16
209.00 amu  
28

Atomic Volume
17.04 cm3/mol  
99+
22.23 cm3/mol  
22

Adjacent Atomic Numbers
  
  

Previous Element
Bismuth
  

Next Element
Fermium
  
Francium
  

Valence Electron Potential
0.00 (-eV)  
99+
9.30 (-eV)  
99+

Lattice Constant
582.00 pm  
8
335.90 pm  
99+

Lattice Angles
-  
π/2, π/2, π/2  

Lattice C/A Ratio
1.29  
99+
1.46  
99+

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