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Atomic Structure of Thallium and Ytterbium


Atomic Structure of Ytterbium and Thallium


Atomic Properties

Atomic Number
81   
35
70   
99+

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

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

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

Atom
  
  

Number of Protons
81   
35
70   
99+

Number of Neutrons
123   
20
103   
31

Number of Electrons
81   
35
70   
99+

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
176.00 pm   
18

Covalent Radius
145.00 pm   
39
187.00 pm   
20

Van der Waals Radius
196.00 pm   
30
242.00 pm   
12

Atomic Weight
204.38 amu   
31
173.05 amu   
99+

Atomic Volume
17.20 cm3/mol   
31
24.79 cm3/mol   
9

Adjacent Atomic Numbers
  
  

Previous Element
Mercury
  
Thulium
  

Next Element
Lead
  
Lutetium
  

Valence Electron Potential
9.60 (-eV)   
99+
50.30 (-eV)   
27

Lattice Constant
345.66 pm   
99+
548.47 pm   
11

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

Lattice C/A Ratio
1.60   
6
Not Available   

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