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Atomic Structure of Plutonium and Americium


Atomic Structure of Americium and Plutonium


Atomic Properties

Atomic Number
94   
24
95   
23

Electron Configuration
[Rn] 5f6 7s2   
[Rn] 5f7 7s2   

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

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

Atom
  
  

Number of Protons
94   
24
95   
23

Number of Neutrons
150   
11
148   
12

Number of Electrons
94   
24
95   
23

Radius of an Atom
  
  

Atomic Radius
159.00 pm   
28
173.00 pm   
21

Covalent Radius
187.00 pm   
20
180.00 pm   
21

Van der Waals Radius
200.00 pm   
28
244.00 pm   
10

Atomic Weight
244.00 amu   
19
243.00 amu   
20

Atomic Volume
12.32 cm3/mol   
99+
17.86 cm3/mol   
29

Adjacent Atomic Numbers
  
  

Previous Element
Neptunium
  
Plutonium
  

Next Element
Americium
  
Curium
  

Valence Electron Potential
64.90 (-eV)   
21
44.00 (-eV)   
40

Lattice Constant
618.30 pm   
4
346.81 pm   
99+

Lattice Angles
NA   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
Not Available   

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