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Atomic Structure of Gadolinium and Praseodymium


Atomic Structure of Praseodymium and Gadolinium


Atomic Properties

Atomic Number
64   
99+
59   
99+

Electron Configuration
[Xe] 4f7 5d1 6s2   
[Xe] 4f3 6s2   

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

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

Atom
  
  

Number of Protons
64   
99+
59   
99+

Number of Neutrons
93   
37
82   
99+

Number of Electrons
64   
99+
59   
99+

Radius of an Atom
  
  

Atomic Radius
180.00 pm   
14
182.00 pm   
11

Covalent Radius
196.00 pm   
14
203.00 pm   
9

Van der Waals Radius
237.00 pm   
15
239.00 pm   
14

Atomic Weight
47.87 amu   
99+
140.91 amu   
99+

Atomic Volume
19.90 cm3/mol   
20
20.80 cm3/mol   
15

Adjacent Atomic Numbers
  
  

Previous Element
Europium
  
Cerium
  

Next Element
Terbium
  
Neodymium
  

Valence Electron Potential
46.10 (-eV)   
34
42.64 (-eV)   
99+

Lattice Constant
363.60 pm   
32
367.25 pm   
29

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

Lattice C/A Ratio
1.59   
9
1.61   
4

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