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Atomic Structure of Strontium and Radium


Atomic Structure of Radium and Strontium


Atomic Properties

Atomic Number
38   
99+
88   
30

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

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+
88   
30

Number of Neutrons
50   
99+
138   
16

Number of Electrons
38   
99+
88   
30

Radius of an Atom
  
  

Atomic Radius
215.00 pm   
5
Not Available   

Covalent Radius
195.00 pm   
15
221.00 pm   
3

Van der Waals Radius
249.00 pm   
7
283.00 pm   
4

Atomic Weight
87.62 amu   
99+
226.00 amu   
26

Atomic Volume
33.70 cm3/mol   
6
45.20 cm3/mol   
4

Adjacent Atomic Numbers
  
  

Previous Element
Rubidium
  
Francium
  

Next Element
Yttrium
  
Actinium
  

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

Lattice Constant
608.49 pm   
6
514.80 pm   
13

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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