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Atomic Structure of Einsteinium and Gallium

Einsteinium
Gallium
Atomic Structure of Gallium and Einsteinium


Atomic
Atomic Number
99  
19
31  
99+
Electron Configuration
[Rn] 5f11 7s2  
[Ar] 3d10 4s2 4p1  
Crystal Structure
Face Centered Cubic (FCC)  
Orthorhombic (ORTH)  
Crystal Lattice
FCC-Crystal-Structure-of-Einsteinium.jpg#100  
ORTH-Crystal-Structure-of-Gallium.jpg#100  
Atom
  
  
Number of Protons
99  
19
31  
99+
Number of Neutrons
153  
10
39  
99+
Number of Electrons
99  
19
31  
99+
Radius of an Atom
  
  
Atomic Radius
186.00 pm  
11
135.00 pm  
99+
Covalent Radius
186.00 pm  
21
122.00 pm  
99+
Van der Waals Radius
0.00 pm  
99+
187.00 pm  
39
Atomic Weight
252.00 amu  
16
69.72 amu  
99+
Atomic Volume
17.04 cm3/mol  
99+
11.80 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Californium
  
Zinc
  
Next Element
Fermium
  
Rubidium
  
Valence Electron Potential
0.00 (-eV)  
99+
69.70 (-eV)  
19
Lattice Constant
582.00 pm  
8
451.97 pm  
20
Lattice Angles
-  
π/2, π/2, π/2  
Lattice C/A Ratio
1.29  
99+
1.30  
99+
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