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Atomic Structure of Erbium and Rutherfordium

Erbium
Rutherfordium
Atomic Structure of Rutherfordium and Erbium


Atomic Properties
Atomic Number
68   
99+
104   
14
Electron Configuration
[Xe] 4f12 6s2   
[Rn] 5f14 6d2 7s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
HCP-Crystal-Structure-of-Erbium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
68   
99+
104   
14
Number of Neutrons
99   
33
157   
7
Number of Electrons
68   
99+
104   
14
Radius of an Atom
  
  
Atomic Radius
176.00 pm   
18
150.00 pm   
33
Covalent Radius
189.00 pm   
19
157.00 pm   
31
Atomic Weight
167.26 amu   
99+
267.00 amu   
11
Atomic Volume
18.40 cm3/mol   
25
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Holmium
  
Lawrencium
  
Next Element
Thulium
  
Dubnium
  
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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