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Top 5 densest chemical elements

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The 5 densest chemical elements by density at standard conditions: Osmium, Iridium, Platinum, Rhenium, Neptunium.

Snapshot · 2026-09-23

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  1. 1

    Osmium

    22.59 g/cm3

  2. 2

    Iridium

    22.56 g/cm3

  3. 3

    Platinum

    21.45 g/cm3

  4. 4

    Rhenium

    21.02 g/cm3

  5. 5

    Neptunium

    20.2 g/cm3