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Atomic Structure of Rhodium and Promethium


Atomic Structure of Promethium and Rhodium


Atomic Properties

Atomic Number
45   
99+
61   
99+

Electron Configuration
[Kr] 4d8 5s1   
[Xe] 4f5 6s2   

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

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

Atom
  
  

Number of Protons
45   
99+
61   
99+

Number of Neutrons
58   
99+
84   
40

Number of Electrons
45   
99+
61   
99+

Radius of an Atom
  
  

Atomic Radius
134.00 pm   
99+
183.00 pm   
10

Covalent Radius
142.00 pm   
99+
199.00 pm   
12

Van der Waals Radius
200.00 pm   
28
236.00 pm   
16

Atomic Weight
102.91 amu   
99+
145.00 amu   
99+

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

Adjacent Atomic Numbers
  
  

Previous Element
Ruthenium
  
Neodymium
  

Next Element
Palladium
  
Samarium
  

Valence Electron Potential
64.00 (-eV)   
22
44.10 (-eV)   
39

Lattice Constant
380.34 pm   
27
Not Available   

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

Lattice C/A Ratio
Not Available   
Not Available   

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