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Atomic Structure of Roentgenium and Lutetium


Atomic Structure of Lutetium and Roentgenium


Atomic Properties

Atomic Number
111   
7
71   
99+

Electron Configuration
[Rn] 5f14 6d9 7s2   
[Xe] 6s2 4f14 5d1   

Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   

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

Atom
  
  

Number of Protons
111   
7
71   
99+

Number of Neutrons
161   
3
104   
30

Number of Electrons
111   
7
71   
99+

Radius of an Atom
  
  

Atomic Radius
Not Available   
174.00 pm   
20

Covalent Radius
Not Available   
187.00 pm   
20

Van der Waals Radius
Not Available   
221.00 pm   
22

Atomic Weight
281.00 amu   
6
174.97 amu   
40

Atomic Volume
Not Available   
17.78 cm3/mol   
30

Adjacent Atomic Numbers
  
  

Previous Element
Ytterbium
  

Next Element
Hafnium
  

Valence Electron Potential
Not Available   
50.90 (-eV)   
26

Lattice Constant
Not Available   
350.31 pm   
99+

Lattice Angles
NA   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
1.59   
10

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