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Atomic Structure of Barium and Sodium


Atomic Structure of Sodium and Barium


Atomic Properties

Atomic Number
56   
99+
11   
99+

Electron Configuration
[Xe] 6s2   
[Ne] 3s1   

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

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
56   
99+
11   
99+

Number of Neutrons
81   
99+
12   
99+

Number of Electrons
56   
99+
11   
99+

Radius of an Atom
  
  

Atomic Radius
222.00 pm   
4
186.00 pm   
9

Covalent Radius
215.00 pm   
5
166.00 pm   
27

Van der Waals Radius
268.00 pm   
6
227.00 pm   
21

Atomic Weight
137.33 amu   
99+
22.99 amu   
99+

Atomic Volume
39.24 cm3/mol   
5
23.70 cm3/mol   
10

Adjacent Atomic Numbers
  
  

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Cesium
  
Beryllium
  

Next Element
Lanthanum
  
Magnesium
  

Valence Electron Potential
21.30 (-eV)   
99+
14.10 (-eV)   
99+

Lattice Constant
502.80 pm   
15
429.06 pm   
19

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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