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Atomic Structure of Platinum and Erbium


Atomic Structure of Erbium and Platinum


Atomic Properties

Atomic Number
78   
38
68   
99+

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

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

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

Atom
  
  

Number of Protons
78   
38
68   
99+

Number of Neutrons
117   
24
99   
33

Number of Electrons
78   
38
68   
99+

Radius of an Atom
  
  

Atomic Radius
139.00 pm   
39
176.00 pm   
18

Covalent Radius
136.00 pm   
99+
189.00 pm   
19

Van der Waals Radius
175.00 pm   
36
Not Available   

Atomic Weight
47.87 amu   
99+
167.26 amu   
99+

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

Adjacent Atomic Numbers
  
  

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Holmium
  

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Gold
  
Thulium
  

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

Lattice Constant
392.42 pm   
24
355.88 pm   
39

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

Lattice C/A Ratio
Not Available   
1.57   
17

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