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Atomic Structure of Dubnium and Promethium

Dubnium
Promethium
Atomic Structure of Promethium and Dubnium


Atomic Properties
Atomic Number
105   
13
61   
99+
Electron Configuration
[Rn] 5f14 6d3 7s2   
[Xe] 4f5 6s2   
Crystal Structure
Body Centered Cubic (BCC)   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
DHCP-Crystal-Structure-of-Promethium.jpg#100   
Atom
  
  
Number of Protons
105   
13
61   
99+
Number of Neutrons
157   
7
84   
40
Number of Electrons
105   
13
61   
99+
Radius of an Atom
  
  
Atomic Radius
139.00 pm   
39
183.00 pm   
10
Covalent Radius
149.00 pm   
35
199.00 pm   
12
Van der Waals Radius
Not Available   
236.00 pm   
16
Atomic Weight
268.00 amu   
10
145.00 amu   
99+
Atomic Volume
Not Available   
22.39 cm3/mol   
12
Adjacent Atomic Numbers
  
  
Previous Element
Rutherfordium
  
Neodymium
  
Next Element
Seaborgium
  
Samarium
  
Valence Electron Potential
Not Available   
44.10 (-eV)   
39
Lattice Constant
Not Available   
Not Available   
Lattice Angles
NA   
Unknown   
Lattice C/A Ratio
Not Available   
Not Available   
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