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Atomic Structure of Thorium and Strontium


Atomic Structure of Strontium and Thorium


Atomic Properties

Atomic Number
90   
28
38   
99+

Electron Configuration
[Rn] 6d2 7s2   
[Kr] 5s2   

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

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

Atom
  
  

Number of Protons
90   
28
38   
99+

Number of Neutrons
142   
15
50   
99+

Number of Electrons
90   
28
38   
99+

Radius of an Atom
  
  

Atomic Radius
179.80 pm   
15
215.00 pm   
5

Covalent Radius
206.00 pm   
7
195.00 pm   
15

Van der Waals Radius
237.00 pm   
15
249.00 pm   
7

Atomic Weight
232.04 amu   
23
87.62 amu   
99+

Atomic Volume
19.90 cm3/mol   
20
33.70 cm3/mol   
6

Adjacent Atomic Numbers
  
  

Previous Element
Actinium
  
Rubidium
  

Next Element
Yttrium
  

Valence Electron Potential
59.30 (-eV)   
23
25.70 (-eV)   
99+

Lattice Constant
508.42 pm   
14
608.49 pm   
6

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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