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Atomic Structure of Roentgenium and Thallium

Roentgenium
Thallium
Atomic Structure of Thallium and Roentgenium


Atomic Properties
Atomic Number
111   
7
81   
35
Electron Configuration
[Rn] 5f14 6d9 7s2   
[Xe] 4f14 5d10 6s2 6p1   
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
81   
35
Number of Neutrons
161   
3
123   
20
Number of Electrons
111   
7
81   
35
Radius of an Atom
  
  
Atomic Radius
Not Available   
170.00 pm   
22
Covalent Radius
Not Available   
145.00 pm   
39
Van der Waals Radius
Not Available   
196.00 pm   
30
Atomic Weight
281.00 amu   
6
204.38 amu   
31
Atomic Volume
Not Available   
17.20 cm3/mol   
31
Adjacent Atomic Numbers
  
  
Previous Element
Darmstadtium
  
Mercury
  
Next Element
Copernicium
  
Lead
  
Valence Electron Potential
Not Available   
9.60 (-eV)   
99+
Lattice Constant
Not Available   
345.66 pm   
99+
Lattice Angles
NA   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.60   
6
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