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Atomic Structure of Erbium and Platinum


Atomic Structure of Platinum and Erbium


Atomic Properties

Atomic Number
68   
99+
78   
38

Electron Configuration
[Xe] 4f12 6s2   
[Xe] 4f14 5d9 6s1   

Crystal Structure
Hexagonal Close Packed (HCP)   
Face Centered Cubic (FCC)   

Crystal Lattice
HCP-Crystal-Structure-of-Erbium.jpg#100   
FCC-Crystal-Structure-of-Platinum.jpg#100   

Atom
  
  

Number of Protons
68   
99+
78   
38

Number of Neutrons
99   
33
117   
24

Number of Electrons
68   
99+
78   
38

Radius of an Atom
  
  

Atomic Radius
176.00 pm   
18
139.00 pm   
39

Covalent Radius
189.00 pm   
19
136.00 pm   
99+

Van der Waals Radius
Not Available   
175.00 pm   
36

Atomic Weight
167.26 amu   
99+
47.87 amu   
99+

Atomic Volume
18.40 cm3/mol   
25
9.09 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Iridium
  

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Thulium
  
Gold
  

Valence Electron Potential
49.00 (-eV)   
29
392.42 (-eV)   
1

Lattice Constant
355.88 pm   
39
392.42 pm   
24

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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