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Atomic Structure of Erbium and Tennessine


Atomic Structure of Tennessine and Erbium


Atomic Properties

Atomic Number
68   
99+
117   
1

Electron Configuration
[Xe] 4f12 6s2   
[Rn] 5f14 6d10 7s2 7p5   

Crystal Structure
Hexagonal Close Packed (HCP)   
Not Known   

Crystal Lattice
HCP-Crystal-Structure-of-Erbium.jpg#100   
Unknown-Crystal-Structure-of-Ununseptium.jpg#100   

Atom
  
  

Number of Protons
68   
99+
117   
1

Number of Neutrons
99   
33
167   
2

Number of Electrons
68   
99+
117   
1

Radius of an Atom
  
  

Atomic Radius
176.00 pm   
18
Not Available   

Covalent Radius
189.00 pm   
19
Not Available   

Atomic Weight
167.26 amu   
99+
294.00 amu   
1

Atomic Volume
18.40 cm3/mol   
25
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Holmium
  
No Previous Element   

Next Element
Thulium
  

Valence Electron Potential
49.00 (-eV)   
29
Not Available   

Lattice Constant
355.88 pm   
39
Not Available   

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

Lattice C/A Ratio
1.57   
17
Not Available   

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