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Atomic Structure of Promethium and Bismuth


Atomic Structure of Bismuth and Promethium


Atomic Properties

Atomic Number
61   
99+
83   
33

Electron Configuration
[Xe] 4f5 6s2   
[Xe] 4f14 5d10 6s2 6p3   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Rhombohedral (RHO)   

Crystal Lattice
DHCP-Crystal-Structure-of-Promethium.jpg#100   
RHO-Crystal-Structure-of-Bismuth.jpg#100   

Atom
  
  

Number of Protons
61   
99+
83   
33

Number of Neutrons
84   
40
126   
18

Number of Electrons
61   
99+
83   
33

Radius of an Atom
  
  

Atomic Radius
183.00 pm   
10
156.00 pm   
29

Covalent Radius
199.00 pm   
12
148.00 pm   
36

Van der Waals Radius
236.00 pm   
16
207.00 pm   
26

Atomic Weight
145.00 amu   
99+
208.98 amu   
29

Atomic Volume
22.39 cm3/mol   
12
21.30 cm3/mol   
14

Adjacent Atomic Numbers
  
  

Previous Element
Neodymium
  
Lead
  

Next Element
Samarium
  
Polonium
  

Valence Electron Potential
44.10 (-eV)   
39
41.90 (-eV)   
99+

Lattice Constant
Not Available   
667.40 pm   
2

Lattice Angles
Unknown   
NA   

Lattice C/A Ratio
Not Available   
Not Available   

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