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Atomic Structure of Gallium and Actinium


Atomic Structure of Actinium and Gallium


Atomic Properties

Atomic Number
31   
99+
89   
29

Electron Configuration
[Ar] 3d10 4s2 4p1   
[Rn] 6d1 7s2   

Crystal Structure
Orthorhombic (ORTH)   
Face Centered Cubic (FCC)   

Crystal Lattice
ORTH-Crystal-Structure-of-Gallium.jpg#100   
FCC-Crystal-Structure-of-Actinium.jpg#100   

Atom
  
  

Number of Protons
31   
99+
89   
29

Number of Neutrons
39   
99+
138   
16

Number of Electrons
31   
99+
89   
29

Radius of an Atom
  
  

Atomic Radius
135.00 pm   
99+
195.00 pm   
7

Covalent Radius
122.00 pm   
99+
Not Available   

Van der Waals Radius
187.00 pm   
32
Not Available   

Atomic Weight
69.72 amu   
99+
227.00 amu   
25

Atomic Volume
11.80 cm3/mol   
99+
22.54 cm3/mol   
11

Adjacent Atomic Numbers
  
  

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Rubidium
  
Thorium
  

Valence Electron Potential
69.70 (-eV)   
19
38.60 (-eV)   
99+

Lattice Constant
451.97 pm   
18
567.00 pm   
8

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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