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Atomic Structure of Polonium and Uranium


Atomic Structure of Uranium and Polonium


Atomic

Atomic Number
84  
32
92  
26

Electron Configuration
[Xe] 4f14 5d10 6s2 6p4  
[Rn] 5f3 6d1 7s2  

Crystal Structure
Monoclinic (MON)  
Orthorhombic (ORTH)  

Crystal Lattice
MON-Crystal-Structure-of-Polonium.jpg#100  
ORTH-Crystal-Structure-of-Uranium.jpg#100  

Atom
  
  

Number of Protons
84  
32
92  
26

Number of Neutrons
125  
20
146  
14

Number of Electrons
84  
32
92  
26

Radius of an Atom
  
  

Atomic Radius
168.00 pm  
25
156.00 pm  
31

Covalent Radius
140.00 pm  
99+
196.00 pm  
14

Van der Waals Radius
197.00 pm  
36
186.00 pm  
40

Atomic Weight
209.00 amu  
28
238.03 amu  
21

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

Adjacent Atomic Numbers
  
  

Previous Element
Bismuth
  

Next Element
Francium
  
Neptunium
  

Valence Electron Potential
9.30 (-eV)  
99+
170.00 (-eV)  
4

Lattice Constant
335.90 pm  
99+
295.08 pm  
99+

Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  

Lattice C/A Ratio
1.46  
99+
1.02  
99+

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