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Atomic Structure of Samarium and Zirconium


Atomic Structure of Zirconium and Samarium


Atomic Properties

Atomic Number
62   
99+
40   
99+

Electron Configuration
[Xe] 4f6 6s2   
[Kr] 4d2 5s2   

Crystal Structure
Rhombohedral (RHO)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
RHO-Crystal-Structure-of-Samarium.jpg#100   
HCP-Crystal-Structure-of-Zirconium.jpg#100   

Atom
  
  

Number of Protons
62   
99+
40   
99+

Number of Neutrons
88   
39
51   
99+

Number of Electrons
62   
99+
40   
99+

Radius of an Atom
  
  

Atomic Radius
180.00 pm   
14
160.00 pm   
27

Covalent Radius
198.00 pm   
13
175.00 pm   
23

Van der Waals Radius
229.00 pm   
20
200.00 pm   
28

Atomic Weight
150.36 amu   
99+
91.22 amu   
99+

Atomic Volume
19.95 cm3/mol   
19
14.10 cm3/mol   
36

Adjacent Atomic Numbers
  
  

Previous Element
Promethium
  
Yttrium
  

Next Element
Europium
  
Niobium
  

Valence Electron Potential
44.80 (-eV)   
37
80.00 (-eV)   
18

Lattice Constant
362.10 pm   
33
323.20 pm   
99+

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

Lattice C/A Ratio
Not Available   
1.59   
8

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