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Atomic Structure of Strontium and Francium

Strontium
Francium
Atomic Structure of Francium and Strontium


Atomic Properties
Atomic Number
38   
99+
87   
31
Electron Configuration
[Kr] 5s2   
[Rn] 7s1   
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+
87   
31
Number of Neutrons
50   
99+
136   
17
Number of Electrons
38   
99+
87   
31
Radius of an Atom
  
  
Atomic Radius
215.00 pm   
5
Not Available   
Covalent Radius
195.00 pm   
15
260.00 pm   
1
Van der Waals Radius
249.00 pm   
7
348.00 pm   
1
Atomic Weight
87.62 amu   
99+
223.00 amu   
27
Atomic Volume
33.70 cm3/mol   
6
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Rubidium
  
Polonium
  
Next Element
Yttrium
  
Radium
  
Valence Electron Potential
25.70 (-eV)   
99+
8.00 (-eV)   
99+
Lattice Constant
608.49 pm   
6
Not Available   
Lattice Angles
π/2, π/2, π/2   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
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