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Atomic Structure of Gadolinium and Thorium


Atomic Structure of Thorium and Gadolinium


Atomic Properties

Atomic Number
64   
99+
90   
28

Electron Configuration
[Xe] 4f7 5d1 6s2   
[Rn] 6d2 7s2   

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

Crystal Lattice
HCP-Crystal-Structure-of-Gadolinium.jpg#100   
FCC-Crystal-Structure-of-Thorium.jpg#100   

Atom
  
  

Number of Protons
64   
99+
90   
28

Number of Neutrons
93   
37
142   
15

Number of Electrons
64   
99+
90   
28

Radius of an Atom
  
  

Atomic Radius
180.00 pm   
14
179.80 pm   
15

Covalent Radius
196.00 pm   
14
206.00 pm   
7

Van der Waals Radius
237.00 pm   
15
237.00 pm   
15

Atomic Weight
47.87 amu   
99+
232.04 amu   
23

Atomic Volume
19.90 cm3/mol   
20
19.90 cm3/mol   
20

Adjacent Atomic Numbers
  
  

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Europium
  
Actinium
  

Next Element
Terbium
  

Valence Electron Potential
46.10 (-eV)   
34
59.30 (-eV)   
23

Lattice Constant
363.60 pm   
32
508.42 pm   
14

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

Lattice C/A Ratio
1.59   
9
Not Available   

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