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Atomic Structure of Thulium and Uranium


Atomic Structure of Uranium and Thulium


Atomic Properties

Atomic Number
69   
99+
92   
26

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

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

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

Atom
  
  

Number of Protons
69   
99+
92   
26

Number of Neutrons
100   
32
146   
13

Number of Electrons
69   
99+
92   
26

Radius of an Atom
  
  

Atomic Radius
176.00 pm   
18
156.00 pm   
29

Covalent Radius
160.00 pm   
30
196.00 pm   
14

Van der Waals Radius
Not Available   
186.00 pm   
33

Atomic Weight
168.93 amu   
99+
238.03 amu   
21

Atomic Volume
18.10 cm3/mol   
28
12.59 cm3/mol   
40

Adjacent Atomic Numbers
  
  

Previous Element
Erbium
  

Next Element
Ytterbium
  
Neptunium
  

Valence Electron Potential
49.70 (-eV)   
28
170.00 (-eV)   
4

Lattice Constant
353.75 pm   
40
295.08 pm   
99+

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

Lattice C/A Ratio
1.57   
17
Not Available   

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