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    Vanadium

    Transition Metal

    Atomic Number: 23 • Atomic Mass: 50.9420 u • Period: 4 • Group: 5

    Electron Configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d³
    Phase: Solid
    Electronegativity: 1.63
    Titanium (Ti)Chromium (Cr)
    OverviewPropertiesAtomic StructureOccurrenceApplicationsHistory

    History

    Vanadium has been known since ancient times

    Historical Timeline

    First discovered in Mexico by del Río but mistakenly thought to be a form of chromium

    Rediscovered in Sweden by Sefström in iron ore

    Pure vanadium metal was isolated by Henry Enfield Roscoe in 1867