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Atomic Structure of Thallium and Einsteinium


Atomic Structure of Einsteinium and Thallium


Atomic Properties

Atomic Number
81   
35
99   
19

Electron Configuration
[Xe] 4f14 5d10 6s2 6p1   
[Rn] 5f11 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Face Centered Cubic (FCC)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
FCC-Crystal-Structure-of-Einsteinium.jpg#100   

Atom
  
  

Number of Protons
81   
35
99   
19

Number of Neutrons
123   
20
153   
9

Number of Electrons
81   
35
99   
19

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
186.00 pm   
9

Covalent Radius
145.00 pm   
39
Not Available   

Van der Waals Radius
196.00 pm   
30
Not Available   

Atomic Weight
204.38 amu   
31
252.00 amu   
16

Atomic Volume
17.20 cm3/mol   
31
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Mercury
  

Next Element
Lead
  
Fermium
  

Valence Electron Potential
9.60 (-eV)   
99+
Not Available   

Lattice Constant
345.66 pm   
99+
Not Available   

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

Lattice C/A Ratio
1.60   
6
Not Available   

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