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Atomic Structure of Mendelevium and Erbium


Atomic Structure of Erbium and Mendelevium


Atomic Properties

Atomic Number
101   
17
68   
99+

Electron Configuration
[Rn] 5f13 7s2   
[Xe] 4f12 6s2   

Crystal Structure
Not Known   
Hexagonal Close Packed (HCP)   

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

Atom
  
  

Number of Protons
101   
17
68   
99+

Number of Neutrons
157   
7
99   
33

Number of Electrons
101   
17
68   
99+

Radius of an Atom
  
  

Atomic Radius
Not Available   
176.00 pm   
18

Covalent Radius
Not Available   
189.00 pm   
19

Van der Waals Radius
246.00 pm   
8
Not Available   

Atomic Weight
258.00 amu   
14
167.26 amu   
99+

Atomic Volume
Not Available   
18.40 cm3/mol   
25

Adjacent Atomic Numbers
  
  

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Holmium
  

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Nobelium
  
Thulium
  

Valence Electron Potential
Not Available   
49.00 (-eV)   
29

Lattice Constant
Not Available   
355.88 pm   
39

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

Lattice C/A Ratio
Not Available   
1.57   
17

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