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Atomic Structure of Polonium and Einsteinium


Atomic Structure of Einsteinium and Polonium


Atomic

Atomic Number
84  
32
99  
19

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

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

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

Atom
  
  

Number of Protons
84  
32
99  
19

Number of Neutrons
125  
20
153  
10

Number of Electrons
84  
32
99  
19

Radius of an Atom
  
  

Atomic Radius
168.00 pm  
25
186.00 pm  
11

Covalent Radius
140.00 pm  
99+
186.00 pm  
21

Van der Waals Radius
197.00 pm  
36
0.00 pm  
99+

Atomic Weight
209.00 amu  
28
252.00 amu  
16

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

Adjacent Atomic Numbers
  
  

Previous Element
Bismuth
  

Next Element
Francium
  
Fermium
  

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

Lattice Constant
335.90 pm  
99+
582.00 pm  
8

Lattice Angles
π/2, π/2, π/2  
-  

Lattice C/A Ratio
1.46  
99+
1.29  
99+

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