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Atomic Structure of Francium and Cesium


Atomic Structure of Cesium and Francium


Atomic Properties

Atomic Number
87   
31
55   
99+

Electron Configuration
[Rn] 7s1   
[Xe] 6s1   

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
87   
31
55   
99+

Number of Neutrons
136   
17
78   
99+

Number of Electrons
87   
31
55   
99+

Radius of an Atom
  
  

Atomic Radius
Not Available   
265.00 pm   
1

Covalent Radius
260.00 pm   
1
244.00 pm   
2

Van der Waals Radius
348.00 pm   
1
343.00 pm   
2

Atomic Weight
223.00 amu   
27
132.91 amu   
99+

Atomic Volume
Not Available   
71.07 cm3/mol   
1

Adjacent Atomic Numbers
  
  

Previous Element
Polonium
  
Tin
  

Next Element
Radium
  
Barium
  

Valence Electron Potential
8.00 (-eV)   
99+
8.62 (-eV)   
99+

Lattice Constant
Not Available   
614.10 pm   
5

Lattice Angles
NA   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

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