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Atomic Structure of Strontium and Barium


Atomic Structure of Barium and Strontium


Atomic Properties

Atomic Number
38   
99+
56   
99+

Electron Configuration
[Kr] 5s2   
[Xe] 6s2   

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

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

Atom
  
  

Number of Protons
38   
99+
56   
99+

Number of Neutrons
50   
99+
81   
99+

Number of Electrons
38   
99+
56   
99+

Radius of an Atom
  
  

Atomic Radius
215.00 pm   
5
222.00 pm   
4

Covalent Radius
195.00 pm   
15
215.00 pm   
5

Van der Waals Radius
249.00 pm   
7
268.00 pm   
6

Atomic Weight
87.62 amu   
99+
137.33 amu   
99+

Atomic Volume
33.70 cm3/mol   
6
39.24 cm3/mol   
5

Adjacent Atomic Numbers
  
  

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Rubidium
  
Cesium
  

Next Element
Yttrium
  
Lanthanum
  

Valence Electron Potential
25.70 (-eV)   
99+
21.30 (-eV)   
99+

Lattice Constant
608.49 pm   
6
502.80 pm   
15

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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