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Atomic Structure of Thulium and Lithium


Atomic Structure of Lithium and Thulium


Atomic Properties

Atomic Number
69   
99+
3   
99+

Electron Configuration
[Xe] 4f13 6s2   
[He] 2s1   

Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   

Crystal Lattice
HCP-Crystal-Structure-of-Thulium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
69   
99+
3   
99+

Number of Neutrons
100   
32
4   
99+

Number of Electrons
69   
99+
3   
99+

Radius of an Atom
  
  

Atomic Radius
176.00 pm   
18
152.00 pm   
31

Covalent Radius
160.00 pm   
30
128.00 pm   
99+

Van der Waals Radius
Not Available   
182.00 pm   
35

Atomic Weight
168.93 amu   
99+
6.94 amu   
99+

Atomic Volume
18.10 cm3/mol   
28
13.10 cm3/mol   
39

Adjacent Atomic Numbers
  
  

Previous Element
Erbium
  
No Previous Element   

Next Element
Ytterbium
  
Beryllium
  

Valence Electron Potential
49.70 (-eV)   
28
19.00 (-eV)   
99+

Lattice Constant
353.75 pm   
40
351.00 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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