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 VISUAL CHEMISTRY

OSMIUM
PROPERTIES
Relative atomic mass 190.2
Atomic mass (kg) 317x10-27
Density (g/cm3) 22.5
Physical State at STP Solid
Melting point (°C) 3000
Boiling point (°C) 5000
Crystal Structure of solid element Close packed hexagonal
Stable isotopes 184Os, 186Os,  187Os,  188Os,  189Os,  190Os,  192Os

STP = standard temperature and pressure. Usually considered as room temperature and pressure.
 
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