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Atomic Structure of Uranium and Thulium


Atomic Structure of Thulium and Uranium


Atomic

Atomic Number
92  
26
69  
99+

Electron Configuration
[Rn] 5f3 6d1 7s2  
[Xe] 4f13 6s2  

Crystal Structure
Orthorhombic (ORTH)  
Hexagonal Close Packed (HCP)  

Crystal Lattice
ORTH-Crystal-Structure-of-Uranium.jpg#100  
HCP-Crystal-Structure-of-Thulium.jpg#100  

Atom
  
  

Number of Protons
92  
26
69  
99+

Number of Neutrons
146  
14
100  
33

Number of Electrons
92  
26
69  
99+

Radius of an Atom
  
  

Atomic Radius
156.00 pm  
31
176.00 pm  
20

Covalent Radius
196.00 pm  
14
160.00 pm  
32

Van der Waals Radius
186.00 pm  
40
227.00 pm  
26

Atomic Weight
238.03 amu  
21
168.93 amu  
99+

Atomic Volume
12.59 cm3/mol  
99+
18.10 cm3/mol  
40

Adjacent Atomic Numbers
  
  

Previous Element
Erbium
  

Next Element
Neptunium
  
Ytterbium
  

Valence Electron Potential
170.00 (-eV)  
4
49.70 (-eV)  
29

Lattice Constant
295.08 pm  
99+
353.75 pm  
99+

Lattice Angles
π/2, π/2, π/2  
π/2, π/2, 2 π/3  

Lattice C/A Ratio
1.02  
99+
1.57  
40

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