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Atomic Structure of Samarium and Cadmium

Samarium
Cadmium
Atomic Structure of Cadmium and Samarium


Atomic Properties
Atomic Number
62   
99+
48   
99+
Electron Configuration
[Xe] 4f6 6s2   
[Kr] 4d10 5s2   
Crystal Structure
Rhombohedral (RHO)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
RHO-Crystal-Structure-of-Samarium.jpg#100   
HCP-Crystal-Structure-of-Cadmium.jpg#100   
Atom
  
  
Number of Protons
62   
99+
48   
99+
Number of Neutrons
88   
39
64   
99+
Number of Electrons
62   
99+
48   
99+
Radius of an Atom
  
  
Atomic Radius
180.00 pm   
14
151.00 pm   
32
Covalent Radius
198.00 pm   
13
144.00 pm   
40
Van der Waals Radius
229.00 pm   
20
158.00 pm   
99+
Atomic Weight
150.36 amu   
99+
112.41 amu   
99+
Atomic Volume
19.95 cm3/mol   
19
13.10 cm3/mol   
39
Adjacent Atomic Numbers
  
  
Previous Element
Promethium
  
Silver
  
Next Element
Europium
  
Indium
  
Valence Electron Potential
44.80 (-eV)   
37
30.00 (-eV)   
99+
Lattice Constant
362.10 pm   
33
297.94 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.89   
1
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