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Atomic Structure of Gallium and Cerium

Gallium
Cerium
Atomic Structure of Cerium and Gallium


Atomic Properties
Atomic Number
31   
99+
58   
99+
Electron Configuration
[Ar] 3d10 4s2 4p1   
[Xe] 4f1 5d1 6s2   
Crystal Structure
Orthorhombic (ORTH)   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
ORTH-Crystal-Structure-of-Gallium.jpg#100   
DHCP-Crystal-Structure-of-Cerium.jpg#100   
Atom
  
  
Number of Protons
31   
99+
58   
99+
Number of Neutrons
39   
99+
82   
99+
Number of Electrons
31   
99+
58   
99+
Radius of an Atom
  
  
Atomic Radius
135.00 pm   
99+
181.80 pm   
12
Covalent Radius
122.00 pm   
99+
204.00 pm   
8
Van der Waals Radius
187.00 pm   
32
235.00 pm   
17
Atomic Weight
69.72 amu   
99+
140.12 amu   
99+
Atomic Volume
11.80 cm3/mol   
99+
20.67 cm3/mol   
17
Adjacent Atomic Numbers
  
  
Previous Element
Zinc
  
Lanthanum
  
Next Element
Rubidium
  
Praseodymium
  
Valence Electron Potential
69.70 (-eV)   
19
41.78 (-eV)   
99+
Lattice Constant
451.97 pm   
18
362.00 pm   
34
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
Not Available   
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