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Atomic Structure of Radium and Neodymium

Radium
Neodymium
Atomic Structure of Neodymium and Radium


Atomic Properties
Atomic Number
88   
30
60   
99+
Electron Configuration
[Rn] 7s2   
[Xe] 4f4 6s2   
Crystal Structure
Body Centered Cubic (BCC)   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
DHCP-Crystal-Structure-of-Neodymium.jpg#100   
Atom
  
  
Number of Protons
88   
30
60   
99+
Number of Neutrons
138   
16
84   
40
Number of Electrons
88   
30
60   
99+
Radius of an Atom
  
  
Atomic Radius
Not Available   
181.00 pm   
13
Covalent Radius
221.00 pm   
3
201.00 pm   
10
Van der Waals Radius
283.00 pm   
4
229.00 pm   
20
Atomic Weight
226.00 amu   
26
144.24 amu   
99+
Atomic Volume
45.20 cm3/mol   
4
20.60 cm3/mol   
18
Adjacent Atomic Numbers
  
  
Previous Element
Francium
  
Praseodymium
  
Next Element
Actinium
  
Promethium
  
Valence Electron Potential
20.10 (-eV)   
99+
43.40 (-eV)   
99+
Lattice Constant
514.80 pm   
13
365.80 pm   
30
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.61   
4
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