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Atomic Structure of Plutonium and Samarium


Atomic Structure of Samarium and Plutonium


Atomic

Atomic Number
94  
24
62  
99+

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

Crystal Structure
Monoclinic (MON)  
Rhombohedral (RHO)  

Crystal Lattice
MON-Crystal-Structure-of-Plutonium.jpg#100  
RHO-Crystal-Structure-of-Samarium.jpg#100  

Atom
  
  

Number of Protons
94  
24
62  
99+

Number of Neutrons
150  
12
88  
40

Number of Electrons
94  
24
62  
99+

Radius of an Atom
  
  

Atomic Radius
159.00 pm  
30
180.00 pm  
16

Covalent Radius
187.00 pm  
20
198.00 pm  
13

Van der Waals Radius
200.00 pm  
35
229.00 pm  
25

Atomic Weight
244.00 amu  
19
150.36 amu  
99+

Atomic Volume
12.32 cm3/mol  
99+
19.95 cm3/mol  
31

Adjacent Atomic Numbers
  
  

Previous Element
Neptunium
  

Next Element
Americium
  
Europium
  

Valence Electron Potential
64.90 (-eV)  
21
44.80 (-eV)  
38

Lattice Constant
618.30 pm  
4
362.10 pm  
37

Lattice Angles
-  
π/2, π/2, 2 π/3  

Lattice C/A Ratio
1.74  
6
1.62  
15

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