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Atomic Structure of Polonium and Radium


Atomic Structure of Radium and Polonium


Atomic Properties

Atomic Number
84   
32
88   
30

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

Crystal Structure
Monoclinic (MON)   
Body Centered Cubic (BCC)   

Crystal Lattice
MON-Crystal-Structure-of-Polonium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
84   
32
88   
30

Number of Neutrons
125   
19
138   
16

Number of Electrons
84   
32
88   
30

Radius of an Atom
  
  

Atomic Radius
168.00 pm   
23
Not Available   

Covalent Radius
140.00 pm   
99+
221.00 pm   
3

Van der Waals Radius
197.00 pm   
29
283.00 pm   
4

Atomic Weight
209.00 amu   
28
226.00 amu   
26

Atomic Volume
22.23 cm3/mol   
13
45.20 cm3/mol   
4

Adjacent Atomic Numbers
  
  

Previous Element
Bismuth
  
Francium
  

Next Element
Francium
  
Actinium
  

Valence Electron Potential
Not Available   
20.10 (-eV)   
99+

Lattice Constant
335.90 pm   
99+
514.80 pm   
13

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

Lattice C/A Ratio
Not Available   
Not Available   

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