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    Pd

    Palladium

    Transition Metal

    Atomic Number: 46 • Atomic Mass: 106.4200 u • Period: 5 • Group: 10

    Electron Configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 4d¹⁰
    Phase: Solid
    Electronegativity: 2.2
    Rhodium (Rh)Silver (Ag)
    OverviewPropertiesAtomic StructureOccurrenceApplicationsHistory

    History

    Palladium has been known since ancient times

    Historical Timeline

    Discovered by William Hyde Wollaston in London

    Isolated from South American platinum ores

    Named after the asteroid Pallas, discovered shortly before