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Atomic Structure of Plutonium and Lanthanum


Atomic Structure of Lanthanum and Plutonium


Atomic Properties

Atomic Number
94   
24
57   
99+

Electron Configuration
[Rn] 5f6 7s2   
[Xe] 5d2 6s2   

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

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

Atom
  
  

Number of Protons
94   
24
57   
99+

Number of Neutrons
150   
11
82   
99+

Number of Electrons
94   
24
57   
99+

Radius of an Atom
  
  

Atomic Radius
159.00 pm   
28
187.00 pm   
8

Covalent Radius
187.00 pm   
20
207.00 pm   
6

Van der Waals Radius
200.00 pm   
28
240.00 pm   
13

Atomic Weight
244.00 amu   
19
138.91 amu   
99+

Atomic Volume
12.32 cm3/mol   
99+
20.73 cm3/mol   
16

Adjacent Atomic Numbers
  
  

Previous Element
Neptunium
  
Barium
  

Next Element
Americium
  
Cerium
  

Valence Electron Potential
64.90 (-eV)   
21
40.71 (-eV)   
99+

Lattice Constant
618.30 pm   
4
377.20 pm   
28

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

Lattice C/A Ratio
Not Available   
1.62   
2

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