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Atomic Structure of Thallium and Ruthenium


Atomic Structure of Ruthenium and Thallium


Atomic Properties

Atomic Number
81   
35
44   
99+

Electron Configuration
[Xe] 4f14 5d10 6s2 6p1   
[Kr] 4d7 5s1   

Crystal Structure
Hexagonal Close Packed (HCP)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
rystal-Structure-of-Ruthenium.jpg#100   

Atom
  
  

Number of Protons
81   
35
44   
99+

Number of Neutrons
123   
20
57   
99+

Number of Electrons
81   
35
44   
99+

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
134.00 pm   
99+

Covalent Radius
145.00 pm   
39
146.00 pm   
38

Van der Waals Radius
196.00 pm   
30
200.00 pm   
28

Atomic Weight
204.38 amu   
31
101.07 amu   
99+

Atomic Volume
17.20 cm3/mol   
31
8.30 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Technetium
  

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Lead
  
Rhodium
  

Valence Electron Potential
9.60 (-eV)   
99+
64.00 (-eV)   
22

Lattice Constant
345.66 pm   
99+
270.59 pm   
99+

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

Lattice C/A Ratio
1.60   
6
1.58   
11

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