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Atomic Structure of Uranium and Scandium

Uranium
Scandium
Atomic Structure of Scandium and Uranium


Atomic Properties
Atomic Number
92   
26
21   
99+
Electron Configuration
[Rn] 5f3 6d1 7s2   
[Ar] 3d1 4s2   
Crystal Structure
Orthorhombic (ORTH)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
ORTH-Crystal-Structure-of-Uranium.jpg#100   
HCP-Crystal-Structure-of-Scandium.jpg#100   
Atom
  
  
Number of Protons
92   
26
21   
99+
Number of Neutrons
146   
13
24   
99+
Number of Electrons
92   
26
21   
99+
Radius of an Atom
  
  
Atomic Radius
156.00 pm   
29
162.00 pm   
26
Covalent Radius
196.00 pm   
14
170.00 pm   
25
Van der Waals Radius
186.00 pm   
33
211.00 pm   
25
Atomic Weight
238.03 amu   
21
44.96 amu   
99+
Atomic Volume
12.59 cm3/mol   
40
15.00 cm3/mol   
34
Adjacent Atomic Numbers
  
  
Previous Element
Protactinium
  
Calcium
  
Next Element
Neptunium
  
Titanium
  
Valence Electron Potential
170.00 (-eV)   
4
58.00 (-eV)   
24
Lattice Constant
295.08 pm   
99+
330.90 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.59   
7
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