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Atomic Structure of Thorium and Niobium


Atomic Structure of Niobium and Thorium


Atomic Properties

Atomic Number
90   
28
41   
99+

Electron Configuration
[Rn] 6d2 7s2   
[Kr] 4d4 5s1   

Crystal Structure
Face Centered Cubic (FCC)   
Body Centered Cubic (BCC)   

Crystal Lattice
FCC-Crystal-Structure-of-Thorium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
90   
28
41   
99+

Number of Neutrons
142   
15
52   
99+

Number of Electrons
90   
28
41   
99+

Radius of an Atom
  
  

Atomic Radius
179.80 pm   
15
146.00 pm   
35

Covalent Radius
206.00 pm   
7
164.00 pm   
28

Van der Waals Radius
237.00 pm   
15
200.00 pm   
28

Atomic Weight
232.04 amu   
23
92.91 amu   
99+

Atomic Volume
19.90 cm3/mol   
20
10.87 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Zirconium
  

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Molybdenum
  

Valence Electron Potential
59.30 (-eV)   
23
104.00 (-eV)   
8

Lattice Constant
508.42 pm   
14
330.04 pm   
99+

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

Lattice C/A Ratio
Not Available   
Not Available   

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