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Atomic Structure of Thallium and Mendelevium


Atomic Structure of Mendelevium and Thallium


Atomic Properties

Atomic Number
81   
35
101   
17

Electron Configuration
[Xe] 4f14 5d10 6s2 6p1   
[Rn] 5f13 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Not Known   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
Unknown-Crystal-Structure-of-Mendelevium.jpg#100   

Atom
  
  

Number of Protons
81   
35
101   
17

Number of Neutrons
123   
20
157   
7

Number of Electrons
81   
35
101   
17

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
Not Available   

Covalent Radius
145.00 pm   
39
Not Available   

Van der Waals Radius
196.00 pm   
30
246.00 pm   
8

Atomic Weight
204.38 amu   
31
258.00 amu   
14

Atomic Volume
17.20 cm3/mol   
31
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Mercury
  
Fermium
  

Next Element
Lead
  
Nobelium
  

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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