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    Au

    Gold

    Transition Metal

    Atomic Number: 79 • Atomic Mass: 196.9700 u • Period: 6 • Group: 11

    Electron Configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s¹ 4f¹⁴ 5d¹⁰
    Phase: Solid
    Electronegativity: 2.54
    Platinum (Pt)Mercury (Hg)
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    History

    Gold has been known since ancient times

    Historical Timeline

    Known and valued since prehistoric times

    Used by ancient civilizations worldwide