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Atomic Structure of Polonium and Neodymium


Atomic Structure of Neodymium and Polonium


Atomic Properties

Atomic Number
84   
32
60   
99+

Electron Configuration
[Xe] 4f14 5d10 6s2 6p4   
[Xe] 4f4 6s2   

Crystal Structure
Monoclinic (MON)   
Double Hexagonal Close Packed (DHCP)   

Crystal Lattice
MON-Crystal-Structure-of-Polonium.jpg#100   
DHCP-Crystal-Structure-of-Neodymium.jpg#100   

Atom
  
  

Number of Protons
84   
32
60   
99+

Number of Neutrons
125   
19
84   
40

Number of Electrons
84   
32
60   
99+

Radius of an Atom
  
  

Atomic Radius
168.00 pm   
23
181.00 pm   
13

Covalent Radius
140.00 pm   
99+
201.00 pm   
10

Van der Waals Radius
197.00 pm   
29
229.00 pm   
20

Atomic Weight
209.00 amu   
28
144.24 amu   
99+

Atomic Volume
22.23 cm3/mol   
13
20.60 cm3/mol   
18

Adjacent Atomic Numbers
  
  

Previous Element
Bismuth
  

Next Element
Francium
  
Promethium
  

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

Lattice Constant
335.90 pm   
99+
365.80 pm   
30

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
1.61   
4

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