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    Tungsten

    Transition Metal

    Atomic Number: 74 • Atomic Mass: 183.8400 u • Period: 6 • Group: 6

    Electron Configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d⁴
    Phase: Solid
    Electronegativity: 2.36
    Tantalum (Ta)Rhenium (Re)
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    Physical & Chemical Properties

    Physical Properties

    • •Steel-gray metal
    • •Highest melting point
    • •High density
    Melting Point

    3695 K (3421.85 °C, 6191.33 °F)

    Boiling Point

    5828 K (5554.85 °C, 10030.73 °F)

    Density

    19.25 g/cm³

    Electronegativity

    2.36 (Pauling scale)

    Chemical Properties

    • •Resistant to corrosion
    • •Forms hexavalent compounds
    • •Reacts with alkaline solutions

    Electron Configuration

    1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f¹⁴ 5d⁴

    Electron configuration describes how electrons are distributed in atomic orbitals, showing how they are arranged in energy levels and subshells.