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Atomic Structure of Radium and Strontium

Radium
Strontium
Atomic Structure of Strontium and Radium


Atomic Properties
Atomic Number
88   
30
38   
99+
Electron Configuration
[Rn] 7s2   
[Kr] 5s2   
Crystal Structure
Body Centered Cubic (BCC)   
Face Centered Cubic (FCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
FCC-Crystal-Structure-of-Strontium.jpg#100   
Atom
  
  
Number of Protons
88   
30
38   
99+
Number of Neutrons
138   
16
50   
99+
Number of Electrons
88   
30
38   
99+
Radius of an Atom
  
  
Atomic Radius
Not Available   
215.00 pm   
5
Covalent Radius
221.00 pm   
3
195.00 pm   
15
Van der Waals Radius
283.00 pm   
4
249.00 pm   
7
Atomic Weight
226.00 amu   
26
87.62 amu   
99+
Atomic Volume
45.20 cm3/mol   
4
33.70 cm3/mol   
6
Adjacent Atomic Numbers
  
  
Previous Element
Francium
  
Rubidium
  
Next Element
Actinium
  
Yttrium
  
Valence Electron Potential
20.10 (-eV)   
99+
25.70 (-eV)   
99+
Lattice Constant
514.80 pm   
13
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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