Home
Compare Metals


Atomic Structure of Iridium and Thallium


Atomic Structure of Thallium and Iridium


Atomic Properties

Atomic Number
77   
39
81   
35

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

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

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

Atom
  
  

Number of Protons
74   
99+
81   
35

Number of Neutrons
110   
27
123   
20

Number of Electrons
74   
99+
81   
35

Radius of an Atom
  
  

Atomic Radius
136.00 pm   
99+
170.00 pm   
22

Covalent Radius
141.00 pm   
99+
145.00 pm   
39

Van der Waals Radius
202.00 pm   
27
196.00 pm   
30

Atomic Weight
192.22 amu   
34
204.38 amu   
31

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

Adjacent Atomic Numbers
  
  

Previous Element
Osmium
  
Mercury
  

Next Element
Platinum
  
Lead
  

Valence Electron Potential
140.00 (-eV)   
5
9.60 (-eV)   
99+

Lattice Constant
383.90 pm   
26
345.66 pm   
99+

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

Lattice C/A Ratio
Not Available   
1.60   
6

Mechanical >>
<< Chemical

Compare Transition Metals

Transition Metals

Transition Metals

» More Transition Metals

Compare Transition Metals

» More Compare Transition Metals