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Atomic Structure of Roentgenium and Cesium


Atomic Structure of Cesium and Roentgenium


Atomic Properties

Atomic Number
111   
7
55   
99+

Electron Configuration
[Rn] 5f14 6d9 7s2   
[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
111   
7
55   
99+

Number of Neutrons
161   
3
78   
99+

Number of Electrons
111   
7
55   
99+

Radius of an Atom
  
  

Atomic Radius
Not Available   
265.00 pm   
1

Covalent Radius
Not Available   
244.00 pm   
2

Van der Waals Radius
Not Available   
343.00 pm   
2

Atomic Weight
281.00 amu   
6
132.91 amu   
99+

Atomic Volume
Not Available   
71.07 cm3/mol   
1

Adjacent Atomic Numbers
  
  

Previous Element
Tin
  

Next Element
Barium
  

Valence Electron Potential
Not Available   
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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