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Atomic Structure of Strontium and Iridium


Atomic Structure of Iridium and Strontium


Atomic Properties

Atomic Number
38   
99+
77   
39

Electron Configuration
[Kr] 5s2   
[Xe] 4f14 5d7 6s2   

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

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

Atom
  
  

Number of Protons
38   
99+
74   
99+

Number of Neutrons
50   
99+
110   
27

Number of Electrons
38   
99+
74   
99+

Radius of an Atom
  
  

Atomic Radius
215.00 pm   
5
136.00 pm   
99+

Covalent Radius
195.00 pm   
15
141.00 pm   
99+

Van der Waals Radius
249.00 pm   
7
202.00 pm   
27

Atomic Weight
87.62 amu   
99+
192.22 amu   
34

Atomic Volume
33.70 cm3/mol   
6
9.53 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Rubidium
  
Osmium
  

Next Element
Yttrium
  
Platinum
  

Valence Electron Potential
25.70 (-eV)   
99+
140.00 (-eV)   
5

Lattice Constant
608.49 pm   
6
383.90 pm   
26

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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