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The most stable oxidation state of lanth...

The most stable oxidation state of lanthanoid Is +3. But Yb shows on oxidation state of +2 in its compounds. Justify on the basis of electronic configuration.

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Knowledge Check

  • Although +3 is the characteristic oxidation state for lanthanoids, cerium shows-14.oxidationstate also because

    A
    it has variablc ionisation enthalpy
    B
    it has a tendency w attain noble gas configuration
    C
    it has tendency to attain `f^0` configuration
    D
    it resembles `Pb^(4+)`

  • Thallium shows different oxidation states because:

    A
    it is a transition metal
    B
    of inert pair effect
    C
    of its amphoteric character
    D
    of its high reactivity

  • Thallium shows different oxidation states because:

    A
    it is a transition metal
    B
    of inert pair effect
    C
    of its amphoteric character
    D
    of its high reactivity

    • Similar Questions

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    The Elements of group 14 show ----- oxidation states

    What is the oxidation state of Mn in MnO_2 [-4, +2, +4, -2] (Hint: Oxidation state of oxygen is -2)

    The oxidation state of Cromium in the compound Cr_2O_3 is +3: What is the oxidation state of Cromium in the compound CrO_3 ?

    __________is the most stable oxidation state of Mn.

    Assertion : Actinoids show larger number of oxidation states than lanthanoids. Reason : Highest oxidation state shown by lanthanoids is +4 while that of actinoids is +7.

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