On this page I'll provide comprehensive data for Osmium. I hope you profit from it.
Osmium Overview
Name Origin
Greek: osmê (odor).
Symbol
Os (Osmium)Description
Hard fine black powder or hard, lustrous, blue-white metal.
Discovery
Discovered By: Smithson Tenant
Year: 1804
Location: England
Sources
Obtained from the same ores as platinum.
Uses
Used to tip gold pen points, instrument pivots, to make electric light filaments. Used for high temp. alloys and pressure bearings. Very hard and resists corrosion better than any other.
State at 20 °C
Solid
Group
Group Name: Transition MetalÂ
Group in periodic table: 8b
Period in periodic table:Â 6
Atomic Number
76Learn more about the atomic number.
Atomic Mass
190,23
Learn more about the atomic mass.
Stable Isotopes
Os184 percent abundance: .02% Os186 percent abundance: 1.59% Os187 percent abundance: 1.96% Os188 percent abundance: 13.24% Os189 percent abundance: 16.15% Os190 percent abundance: 26.26% Os192 percent abundance: 40.78%
Learn more about stable isotopes.
Radioactive Isotopes
Os182-183, Os185, Os191, Os193-194
Learn more about radioactive isotopes.
Atomic Structure
Crystalline Structure
Hexagonal
Learn more about crystalline structure
Shells
Electrons per energy level: 2,8,18,32,14,2
Learn more about electron shells
Electron Configuration
1s2 2s2 2p6 3s2 3p6 4 s2 3 d10 4 p6 5 s2 4 d10 5 p6 6 s2 5 d6 4 f14
Learn more about electron configuration.
Abbreviated Configuration
[Xe] 4f14 5d6 6s2
Learn more about abbreviated electron configuration.
Valence Electrons
0,3,4,6,8
Learn more about valence electrons
Atom Size
Atomic Radius
1.92 Ã…
Learn more about atomic radius.
Covalent Radius
1.26 Ã…
Learn more about covalent radius.
Ionic Radius
.63 (+4) Ã…
Learn more about ionic radius.
Molar Volume
08.49 cm³/mol
Learn more about molar volume.
Chemical Properties
Common Oxidation States
First Ionization Energy
First Ionization Potential
Second Ionization Potential
Third Ionization Potential
Physical Properties
Density
Electrical Conductivity
Thermal Conductivity
Elastic Modulus
Coefficient of Thermal Expansion
Learn more about coefficient of thermal expansion.
Heat Properties
Other heat related physical properties:
Melting Point
Boiling Point
Specific Heat
0.13 J/gK
Learn more about specific heat.
Learn more about specific heat.
Heat of Fusion
31.80 kJ/mol
Learn more about heat of fusion.
Heat of Vaporization
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Along with basic element information, it also comes with color coded info about: State (Gas, Liquid or Solid at room temperature), Groups/series details and much more...
How about an incentive to share this post? (You will help other colleagues find this blog)
Download and enjoy this complete and colored periodic table for you to edit and enjoy. It's in an editable excel format or .ods (open).
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