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Atomic Structure of Holmium and Sodium


Atomic Structure of Sodium and Holmium


Atomic Properties

Atomic Number
67   
99+
11   
99+

Electron Configuration
[Xe] 4f11 6s2   
[Ne] 3s1   

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+
11   
99+

Number of Neutrons
98   
34
12   
99+

Number of Electrons
67   
99+
11   
99+

Radius of an Atom
  
  

Atomic Radius
176.00 pm   
18
186.00 pm   
9

Covalent Radius
192.00 pm   
17
166.00 pm   
27

Van der Waals Radius
216.00 pm   
24
227.00 pm   
21

Atomic Weight
164.93 amu   
99+
22.99 amu   
99+

Atomic Volume
18.70 cm3/mol   
24
23.70 cm3/mol   
10

Adjacent Atomic Numbers
  
  

Previous Element
Dysprosium
  
Beryllium
  

Next Element
Erbium
  
Magnesium
  

Valence Electron Potential
47.90 (-eV)   
31
14.10 (-eV)   
99+

Lattice Constant
357.73 pm   
38
429.06 pm   
19

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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