Information valid for Os-190 unless otherwise noted
[ATOM]

Osmium

 [ATOM]

Basic Information


Symbol: Os
Atomic Number: 76
Mass: 190.23
Melting Point: 3045
Boiling Point: 5027
Number of Protons/Electrons: 76
Number of Neutrons: 114
Classification: Transition Metal
Crystal Structure: Hexagonal
Density: 22.4
Color: black

Atomic Structure

[Bohr Model of Osmium]  
Number of Energy Levels: 6

    First Energy Level: 2
    Second Energy Level: 8
    Third Energy Level: 18
    Fourth Energy Level: 32
    Fifth Energy Level: 14
    Sixth Energy Level: 2

Isotopes

Isotope Half Life
Os-184Stable
Os-18593.6 days
Os-1862e+015 years
Os-187Stable
Os-188Stable
Os-189Stable
Os-190Stable
Os-190m9.9 minutes
Os-19115.4 days
Os-191m13.1 hours
Os-192Stable
Os-19330.5 hours
Os-1946 years

Facts


Date of Discovery: 1804
Discoverer: Smithson Tenant
Name Origin: From the Greek word osmë (odor)
Uses: tip gold pen points, instrument pivots, electrical light filaments
Obtained From: ores that contain platinum

Related Links

I currently do not know of any links for Osmium. If you do, please let me know
[Previous Element] [Next Element]