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Atomic Structure of Promethium and Palladium


Atomic Structure of Palladium and Promethium


Atomic Properties

Atomic Number
61   
99+
46   
99+

Electron Configuration
[Xe] 4f5 6s2   
[Kr] 4d10   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Face Centered Cubic (FCC)   

Crystal Lattice
DHCP-Crystal-Structure-of-Promethium.jpg#100   
FCC-Crystal-Structure-of-Palladium.jpg#100   

Atom
  
  

Number of Protons
61   
99+
46   
99+

Number of Neutrons
84   
40
60   
99+

Number of Electrons
61   
99+
46   
99+

Radius of an Atom
  
  

Atomic Radius
183.00 pm   
10
137.00 pm   
40

Covalent Radius
199.00 pm   
12
139.00 pm   
99+

Van der Waals Radius
236.00 pm   
16
163.00 pm   
40

Atomic Weight
145.00 amu   
99+
106.42 amu   
99+

Atomic Volume
22.39 cm3/mol   
12
8.90 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Neodymium
  
Rhodium
  

Next Element
Samarium
  
Silver
  

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

Lattice Constant
Not Available   
389.07 pm   
25

Lattice Angles
Unknown   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

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