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Atomic Structure of Technetium and Osmium

Technetium
Osmium
Atomic Structure of Osmium and Technetium


Atomic Properties
Atomic Number
43   
99+
76   
40
Electron Configuration
[Kr] 4d5 5s2   
[Xe] 4f14 5d6 6s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
HCP-Crystal-Structure-of-Technetium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
43   
99+
76   
39
Number of Neutrons
55   
99+
114   
25
Number of Electrons
43   
99+
76   
39
Radius of an Atom
  
  
Atomic Radius
136.00 pm   
99+
133.80 pm   
99+
Covalent Radius
147.00 pm   
37
Not Available   
Van der Waals Radius
200.00 pm   
28
216.00 pm   
24
Atomic Weight
98.00 amu   
99+
190.23 amu   
35
Atomic Volume
8.50 cm3/mol   
99+
8.49 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Molybdenum
  
Rhenium
  
Next Element
Ruthenium
  
Iridium
  
Valence Electron Potential
180.00 (-eV)   
3
91.40 (-eV)   
12
Lattice Constant
273.50 pm   
99+
273.44 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
1.60   
5
1.58   
14
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