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Atomic Structure of Gallium and Tantalum

Gallium
Tantalum
Atomic Structure of Tantalum and Gallium


Atomic Properties
Atomic Number
31   
99+
73   
99+
Electron Configuration
[Ar] 3d10 4s2 4p1   
[Xe] 4f14 5d3 6s2   
Crystal Structure
Orthorhombic (ORTH)   
Body Centered Cubic (BCC)   
Crystal Lattice
ORTH-Crystal-Structure-of-Gallium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
31   
99+
73   
99+
Number of Neutrons
39   
99+
108   
28
Number of Electrons
31   
99+
73   
99+
Radius of an Atom
  
  
Atomic Radius
135.00 pm   
99+
146.00 pm   
35
Covalent Radius
122.00 pm   
99+
170.00 pm   
25
Van der Waals Radius
187.00 pm   
32
200.00 pm   
28
Atomic Weight
69.72 amu   
99+
180.95 amu   
38
Atomic Volume
11.80 cm3/mol   
99+
10.90 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Zinc
  
Hafnium
  
Next Element
Rubidium
  
Tungsten
  
Valence Electron Potential
69.70 (-eV)   
19
110.00 (-eV)   
7
Lattice Constant
451.97 pm   
18
330.13 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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