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Atomic Structure of Beryllium and Gallium

Beryllium
Gallium
Atomic Structure of Gallium and Beryllium


Atomic Properties
Atomic Number
4   
99+
31   
99+
Electron Configuration
[He] 2s2   
[Ar] 3d10 4s2 4p1   
Crystal Structure
Hexagonal Close Packed (HCP)   
Orthorhombic (ORTH)   
Crystal Lattice
HCP-Crystal-Structure-of-Beryllium.jpg#100   
ORTH-Crystal-Structure-of-Gallium.jpg#100   
Atom
  
  
Number of Protons
4   
99+
31   
99+
Number of Neutrons
5   
99+
39   
99+
Number of Electrons
4   
99+
31   
99+
Radius of an Atom
  
  
Atomic Radius
112.00 pm   
99+
135.00 pm   
99+
Covalent Radius
96.00 pm   
99+
122.00 pm   
99+
Van der Waals Radius
153.00 pm   
99+
187.00 pm   
32
Atomic Weight
9.01 amu   
99+
69.72 amu   
99+
Atomic Volume
5.00 cm3/mol   
99+
11.80 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
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Lithium
  
Zinc
  
Next Element
Sodium
  
Rubidium
  
Valence Electron Potential
82.00 (-eV)   
15
69.70 (-eV)   
19
Lattice Constant
228.58 pm   
99+
451.97 pm   
18
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
1.57   
18
Not Available   
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