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Atomic Structure of Promethium and Hassium

Promethium
Hassium
Atomic Structure of Hassium and Promethium


Atomic Properties
Atomic Number
61   
99+
108   
10
Electron Configuration
[Xe] 4f5 6s2   
[Rn] 5f14 6d6 7s2   
Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
DHCP-Crystal-Structure-of-Promethium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
61   
99+
108   
10
Number of Neutrons
84   
40
158   
6
Number of Electrons
61   
99+
108   
10
Radius of an Atom
  
  
Atomic Radius
183.00 pm   
10
126.00 pm   
99+
Covalent Radius
199.00 pm   
12
134.00 pm   
99+
Van der Waals Radius
236.00 pm   
16
Not Available   
Atomic Weight
145.00 amu   
99+
269.00 amu   
9
Atomic Volume
22.39 cm3/mol   
12
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Neodymium
  
Bohrium
  
Next Element
Samarium
  
Meitnerium
  
Valence Electron Potential
44.10 (-eV)   
39
Not Available   
Lattice Constant
Not Available   
Not Available   
Lattice Angles
Unknown   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
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