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Atomic Structure of Gallium and Lutetium

Gallium
Lutetium
Atomic Structure of Lutetium and Gallium


Atomic Properties
Atomic Number
31   
99+
71   
99+
Electron Configuration
[Ar] 3d10 4s2 4p1   
[Xe] 6s2 4f14 5d1   
Crystal Structure
Orthorhombic (ORTH)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
ORTH-Crystal-Structure-of-Gallium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
31   
99+
71   
99+
Number of Neutrons
39   
99+
104   
30
Number of Electrons
31   
99+
71   
99+
Radius of an Atom
  
  
Atomic Radius
135.00 pm   
99+
174.00 pm   
20
Covalent Radius
122.00 pm   
99+
187.00 pm   
20
Van der Waals Radius
187.00 pm   
32
221.00 pm   
22
Atomic Weight
69.72 amu   
99+
174.97 amu   
40
Atomic Volume
11.80 cm3/mol   
99+
17.78 cm3/mol   
30
Adjacent Atomic Numbers
  
  
Previous Element
Zinc
  
Ytterbium
  
Next Element
Rubidium
  
Hafnium
  
Valence Electron Potential
69.70 (-eV)   
19
50.90 (-eV)   
26
Lattice Constant
451.97 pm   
18
350.31 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.59   
10
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