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Atomic Structure of Holmium and Gallium

Holmium
Gallium
Atomic Structure of Gallium and Holmium


Atomic Properties
Atomic Number
67   
99+
31   
99+
Electron Configuration
[Xe] 4f11 6s2   
[Ar] 3d10 4s2 4p1   
Crystal Structure
Hexagonal Close Packed (HCP)   
Orthorhombic (ORTH)   
Crystal Lattice
HCP-Crystal-Structure-of-Holmium.jpg#100   
ORTH-Crystal-Structure-of-Gallium.jpg#100   
Atom
  
  
Number of Protons
67   
99+
31   
99+
Number of Neutrons
98   
34
39   
99+
Number of Electrons
67   
99+
31   
99+
Radius of an Atom
  
  
Atomic Radius
176.00 pm   
18
135.00 pm   
99+
Covalent Radius
192.00 pm   
17
122.00 pm   
99+
Van der Waals Radius
216.00 pm   
24
187.00 pm   
32
Atomic Weight
164.93 amu   
99+
69.72 amu   
99+
Atomic Volume
18.70 cm3/mol   
24
11.80 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Dysprosium
  
Zinc
  
Next Element
Erbium
  
Rubidium
  
Valence Electron Potential
47.90 (-eV)   
31
69.70 (-eV)   
19
Lattice Constant
357.73 pm   
38
451.97 pm   
18
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
1.57   
17
Not Available   
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