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Atomic Structure of Terbium and Praseodymium


Atomic Structure of Praseodymium and Terbium


Atomic Properties

Atomic Number
65   
99+
59   
99+

Electron Configuration
[Xe] 4f9 6s2   
[Xe] 4f3 6s2   

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

Crystal Lattice
HCP-Crystal-Structure-of-Terbium.jpg#100   
HCP-Crystal-Structure-of-Praseodymium.jpg#100   

Atom
  
  

Number of Protons
65   
99+
59   
99+

Number of Neutrons
94   
36
82   
99+

Number of Electrons
65   
99+
59   
99+

Radius of an Atom
  
  

Atomic Radius
177.00 pm   
17
182.00 pm   
11

Covalent Radius
194.00 pm   
16
203.00 pm   
9

Van der Waals Radius
221.00 pm   
22
239.00 pm   
14

Atomic Weight
158.93 amu   
99+
140.91 amu   
99+

Atomic Volume
19.20 cm3/mol   
22
20.80 cm3/mol   
15

Adjacent Atomic Numbers
  
  

Previous Element
Gadolinium
  
Cerium
  

Next Element
Dysprosium
  
Neodymium
  

Valence Electron Potential
46.80 (-eV)   
33
42.64 (-eV)   
99+

Lattice Constant
360.10 pm   
36
367.25 pm   
29

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

Lattice C/A Ratio
1.58   
13
1.61   
4

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