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Atomic Structure of Dysprosium and Actinium


Atomic Structure of Actinium and Dysprosium


Atomic Properties

Atomic Number
66   
99+
89   
29

Electron Configuration
[Xe] 4f9 6s2   
[Rn] 6d1 7s2   

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

Crystal Lattice
HCP-Crystal-Structure-of-Dysprosium.jpg#100   
FCC-Crystal-Structure-of-Actinium.jpg#100   

Atom
  
  

Number of Protons
66   
99+
89   
29

Number of Neutrons
96   
35
138   
16

Number of Electrons
66   
99+
89   
29

Radius of an Atom
  
  

Atomic Radius
178.00 pm   
16
195.00 pm   
7

Covalent Radius
192.00 pm   
17
Not Available   

Van der Waals Radius
229.00 pm   
20
Not Available   

Atomic Weight
162.50 amu   
99+
227.00 amu   
25

Atomic Volume
19.00 cm3/mol   
23
22.54 cm3/mol   
11

Adjacent Atomic Numbers
  
  

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Holmium
  
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Valence Electron Potential
47.40 (-eV)   
32
38.60 (-eV)   
99+

Lattice Constant
359.30 pm   
37
567.00 pm   
8

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

Lattice C/A Ratio
1.57   
15
Not Available   

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