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Atomic Structure of Palladium and Promethium

Palladium
Promethium
Atomic Structure of Promethium and Palladium


Atomic Properties
Atomic Number
46   
99+
61   
99+
Electron Configuration
[Kr] 4d10   
[Xe] 4f5 6s2   
Crystal Structure
Face Centered Cubic (FCC)   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
FCC-Crystal-Structure-of-Palladium.jpg#100   
DHCP-Crystal-Structure-of-Promethium.jpg#100   
Atom
  
  
Number of Protons
46   
99+
61   
99+
Number of Neutrons
60   
99+
84   
40
Number of Electrons
46   
99+
61   
99+
Radius of an Atom
  
  
Atomic Radius
137.00 pm   
40
183.00 pm   
10
Covalent Radius
139.00 pm   
99+
199.00 pm   
12
Van der Waals Radius
163.00 pm   
40
236.00 pm   
16
Atomic Weight
106.42 amu   
99+
145.00 amu   
99+
Atomic Volume
8.90 cm3/mol   
99+
22.39 cm3/mol   
12
Adjacent Atomic Numbers
  
  
Previous Element
Rhodium
  
Neodymium
  
Next Element
Silver
  
Samarium
  
Valence Electron Potential
33.00 (-eV)   
99+
44.10 (-eV)   
39
Lattice Constant
389.07 pm   
25
Not Available   
Lattice Angles
π/2, π/2, π/2   
Unknown   
Lattice C/A Ratio
Not Available   
Not Available   
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