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Atomic Structure of Lutetium and Uranium

Lutetium
Uranium
Atomic Structure of Uranium and Lutetium


Atomic Properties
Atomic Number
71   
99+
92   
26
Electron Configuration
[Xe] 6s2 4f14 5d1   
[Rn] 5f3 6d1 7s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Orthorhombic (ORTH)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
ORTH-Crystal-Structure-of-Uranium.jpg#100   
Atom
  
  
Number of Protons
71   
99+
92   
26
Number of Neutrons
104   
30
146   
13
Number of Electrons
71   
99+
92   
26
Radius of an Atom
  
  
Atomic Radius
174.00 pm   
20
156.00 pm   
29
Covalent Radius
187.00 pm   
20
196.00 pm   
14
Van der Waals Radius
221.00 pm   
22
186.00 pm   
33
Atomic Weight
174.97 amu   
40
238.03 amu   
21
Atomic Volume
17.78 cm3/mol   
30
12.59 cm3/mol   
40
Adjacent Atomic Numbers
  
  
Previous Element
Ytterbium
  
Protactinium
  
Next Element
Hafnium
  
Neptunium
  
Valence Electron Potential
50.90 (-eV)   
26
170.00 (-eV)   
4
Lattice Constant
350.31 pm   
99+
295.08 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
1.59   
10
Not Available   
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