Chemistry

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Transition Metals

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  • 1. Multiple Choice
    2 minutes
    1 pt

    Choose the statement that defines transition elements correctly.

    A transition element is one that forms cations with a completely filled d-subshell of electrons

    A transition element is one that forms at least one compound with a partially filled d-subshell of electrons

    A transition element is one that can speed up then the rate of chemical reactions in industrial processes

    A transition element is one whose compounds dissolve in water to form aqueous solutions which are colored

  • 2. Multiple Choice
    1 minute
    1 pt

    Predict the characteristic of transition metal elements Ti to Cu of atomic number 22 to 29.

    Good electrical and heat conductor

    Have a uniform decrease in atomic radius

    Have two electrons in the 4s orbital

    Have lower first ionization energy than the alkali metals

  • 3. Multiple Choice
    2 minutes
    1 pt

    Indicate electron configuration of Mn3+ ion. (Mn = 25)

    [Ar]4s2 3d10

    [Ar]4s2 3d2

    [Ar]3d5

    [Ar]3d4

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