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Atomic Structure of Gadolinium and Beryllium

Gadolinium
Beryllium
Atomic Structure of Beryllium and Gadolinium


Atomic Properties
Atomic Number
64   
99+
4   
99+
Electron Configuration
[Xe] 4f7 5d1 6s2   
[He] 2s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
HCP-Crystal-Structure-of-Gadolinium.jpg#100   
HCP-Crystal-Structure-of-Beryllium.jpg#100   
Atom
  
  
Number of Protons
64   
99+
4   
99+
Number of Neutrons
93   
37
5   
99+
Number of Electrons
64   
99+
4   
99+
Radius of an Atom
  
  
Atomic Radius
180.00 pm   
14
112.00 pm   
99+
Covalent Radius
196.00 pm   
14
96.00 pm   
99+
Van der Waals Radius
237.00 pm   
15
153.00 pm   
99+
Atomic Weight
47.87 amu   
99+
9.01 amu   
99+
Atomic Volume
19.90 cm3/mol   
20
5.00 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
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Europium
  
Lithium
  
Next Element
Terbium
  
Sodium
  
Valence Electron Potential
46.10 (-eV)   
34
82.00 (-eV)   
15
Lattice Constant
363.60 pm   
32
228.58 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
1.59   
9
1.57   
18
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