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The d- and f- B...

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  • Question 1
    1 / -0

    The position in the periodic table to which the $$Al$$ metal belongs : 

  • Question 2
    1 / -0

    Which one of the following forms a colorless solution in aqueous medium?

  • Question 3
    1 / -0

    Which of the following electronic configuration will be associated with the lowest magnetic moment?

  • Question 4
    1 / -0

    Magnetic moments of $$Cr(Z=24)$$, $${Mn} (Z=25)$$ and $${Fe}(Z=26)$$, are $$x ,y , z$$. 


    They are in order:

  • Question 5
    1 / -0

    Which of the following elements do not show the properties characteristics of $$d$$-block elements:

  • Question 6
    1 / -0

    Which of the ions will give colorless aqueous solution?

  • Question 7
    1 / -0

    Which of the following belongs to the actinoids series of elements?

  • Question 8
    1 / -0

    Maximum magnetic moment is shown by:

  • Question 9
    1 / -0

    Arrange the following ions in order of their magnetic moment:


    $$(i) {V}^{4+}$$ $$(ii) {Mn}^{4+}$$ $$(iii) {Fe}^{3+}$$ $$(iv){Ni}^{2+}$$

    [Atomic number of $$V=23, Mn=25,Fe=26,Ni=28$$]

  • Question 10
    1 / -0

    Lanthanoids contraction is caused due to:

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