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Atomic Structure of Europium and Cesium


Atomic Structure of Cesium and Europium


Atomic Properties

Atomic Number
63   
99+
55   
99+

Electron Configuration
[Xe] 4f7 6s2   
[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
63   
99+
55   
99+

Number of Neutrons
89   
38
78   
99+

Number of Electrons
63   
99+
55   
99+

Radius of an Atom
  
  

Atomic Radius
180.00 pm   
14
265.00 pm   
1

Covalent Radius
198.00 pm   
13
244.00 pm   
2

Van der Waals Radius
233.00 pm   
18
343.00 pm   
2

Atomic Weight
151.96 amu   
99+
132.91 amu   
99+

Atomic Volume
28.90 cm3/mol   
8
71.07 cm3/mol   
1

Adjacent Atomic Numbers
  
  

Previous Element
Samarium
  
Tin
  

Next Element
Gadolinium
  
Barium
  

Valence Electron Potential
45.60 (-eV)   
35
8.62 (-eV)   
99+

Lattice Constant
458.10 pm   
17
614.10 pm   
5

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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