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Atomic Structure of Holmium and Niobium


Atomic Structure of Niobium and Holmium


Atomic Properties

Atomic Number
67   
99+
41   
99+

Electron Configuration
[Xe] 4f11 6s2   
[Kr] 4d4 5s1   

Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   

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

Atom
  
  

Number of Protons
67   
99+
41   
99+

Number of Neutrons
98   
34
52   
99+

Number of Electrons
67   
99+
41   
99+

Radius of an Atom
  
  

Atomic Radius
176.00 pm   
18
146.00 pm   
35

Covalent Radius
192.00 pm   
17
164.00 pm   
28

Van der Waals Radius
216.00 pm   
24
200.00 pm   
28

Atomic Weight
164.93 amu   
99+
92.91 amu   
99+

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

Adjacent Atomic Numbers
  
  

Previous Element
Dysprosium
  
Zirconium
  

Next Element
Erbium
  
Molybdenum
  

Valence Electron Potential
47.90 (-eV)   
31
104.00 (-eV)   
8

Lattice Constant
357.73 pm   
38
330.04 pm   
99+

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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