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    Rh

    Rhodium

    Transition Metal

    Atomic Number: 45 • Atomic Mass: 102.9100 u • Period: 5 • Group: 9

    Electron Configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s¹ 4d⁸
    Phase: Solid
    Electronegativity: 2.28
    Ruthenium (Ru)Palladium (Pd)
    OverviewPropertiesAtomic StructureOccurrenceApplicationsHistory

    Overview

    Rhodium is the chemical element with the symbol Rh and atomic number 45. It belongs to the Transition Metal group and is located in period 5 of the periodic table. It exists as a solid under standard conditions.

    Basic Information

    • Symbol:Rh
    • Atomic Number:45
    • Atomic Mass:102.9100 u
    • Group:9
    • Period:5
    • Category:Transition Metal
    • Phase at STP:Solid
    • Electronegativity:2.28 (Pauling scale)

    Key Facts

    Fun Fact #1

    Named from Greek 'rhodon' meaning rose

    Fun Fact #2

    One of the rarest elements on Earth

    Common Uses

    • Catalytic converters
    • Jewelry
    • Mirrors