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Atomic Structure of Plutonium and Promethium


Atomic Structure of Promethium and Plutonium


Atomic Properties

Atomic Number
94   
24
61   
99+

Electron Configuration
[Rn] 5f6 7s2   
[Xe] 4f5 6s2   

Crystal Structure
Monoclinic (MON)   
Double Hexagonal Close Packed (DHCP)   

Crystal Lattice
MON-Crystal-Structure-of-Plutonium.jpg#100   
DHCP-Crystal-Structure-of-Promethium.jpg#100   

Atom
  
  

Number of Protons
94   
24
61   
99+

Number of Neutrons
150   
11
84   
40

Number of Electrons
94   
24
61   
99+

Radius of an Atom
  
  

Atomic Radius
159.00 pm   
28
183.00 pm   
10

Covalent Radius
187.00 pm   
20
199.00 pm   
12

Van der Waals Radius
200.00 pm   
28
236.00 pm   
16

Atomic Weight
244.00 amu   
19
145.00 amu   
99+

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

Adjacent Atomic Numbers
  
  

Previous Element
Neptunium
  
Neodymium
  

Next Element
Americium
  
Samarium
  

Valence Electron Potential
64.90 (-eV)   
21
44.10 (-eV)   
39

Lattice Constant
618.30 pm   
4
Not Available   

Lattice Angles
NA   
Unknown   

Lattice C/A Ratio
Not Available   
Not Available   

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