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Atomic Structure of Sodium and Iridium


Atomic Structure of Iridium and Sodium


Atomic Properties

Atomic Number
11   
99+
77   
39

Electron Configuration
[Ne] 3s1   
[Xe] 4f14 5d7 6s2   

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

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

Atom
  
  

Number of Protons
11   
99+
74   
99+

Number of Neutrons
12   
99+
110   
27

Number of Electrons
11   
99+
74   
99+

Radius of an Atom
  
  

Atomic Radius
186.00 pm   
9
136.00 pm   
99+

Covalent Radius
166.00 pm   
27
141.00 pm   
99+

Van der Waals Radius
227.00 pm   
21
202.00 pm   
27

Atomic Weight
22.99 amu   
99+
192.22 amu   
34

Atomic Volume
23.70 cm3/mol   
10
9.53 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Beryllium
  
Osmium
  

Next Element
Magnesium
  
Platinum
  

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

Lattice Constant
429.06 pm   
19
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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