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Atomic Structure of Holmium and Rhenium


Atomic Structure of Rhenium and Holmium


Atomic Properties

Atomic Number
67   
99+
75   
99+

Electron Configuration
[Xe] 4f11 6s2   
[Xe] 4f14 5d5 6s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
HCP-Crystal-Structure-of-Holmium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
67   
99+
75   
40

Number of Neutrons
98   
34
111   
26

Number of Electrons
67   
99+
75   
40

Radius of an Atom
  
  

Atomic Radius
176.00 pm   
18
137.00 pm   
40

Covalent Radius
192.00 pm   
17
151.00 pm   
34

Van der Waals Radius
216.00 pm   
24
200.00 pm   
28

Atomic Weight
164.93 amu   
99+
186.21 amu   
36

Atomic Volume
18.70 cm3/mol   
24
8.85 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Next Element
Erbium
  
Osmium
  

Valence Electron Potential
47.90 (-eV)   
31
180.00 (-eV)   
3

Lattice Constant
357.73 pm   
38
276.10 pm   
99+

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

Lattice C/A Ratio
1.57   
17
1.62   
3

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