Osmium

Element information

Atomic properties

Mass: 190.2 u

Electron configuration: [Xe]6s2 4f14 5d6

Oxidation states: +4, +3

Electronegativity: 2.2

Physical properties

Density: 22.57 g/cm³

Standard state: solid

Melting point: 3306 K

Boiling point: 5285 K

₇₆Os

Part of the Periodic Table 2 collection

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