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Atomic Structure of Beryllium and Neodymium

Beryllium
Neodymium
Atomic Structure of Neodymium and Beryllium


Atomic Properties
Atomic Number
4   
99+
60   
99+
Electron Configuration
[He] 2s2   
[Xe] 4f4 6s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
HCP-Crystal-Structure-of-Beryllium.jpg#100   
DHCP-Crystal-Structure-of-Neodymium.jpg#100   
Atom
  
  
Number of Protons
4   
99+
60   
99+
Number of Neutrons
5   
99+
84   
40
Number of Electrons
4   
99+
60   
99+
Radius of an Atom
  
  
Atomic Radius
112.00 pm   
99+
181.00 pm   
13
Covalent Radius
96.00 pm   
99+
201.00 pm   
10
Van der Waals Radius
153.00 pm   
99+
229.00 pm   
20
Atomic Weight
9.01 amu   
99+
144.24 amu   
99+
Atomic Volume
5.00 cm3/mol   
99+
20.60 cm3/mol   
18
Adjacent Atomic Numbers
  
  
Previous Element
Lithium
  
Praseodymium
  
Next Element
Sodium
  
Promethium
  
Valence Electron Potential
82.00 (-eV)   
15
43.40 (-eV)   
99+
Lattice Constant
228.58 pm   
99+
365.80 pm   
30
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
1.57   
18
1.61   
4
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