RAJASTHAN ­ PET Rajasthan PET Solved Paper-2003

  • question_answer
    Which of the following pair shows the paramagnetic character?

    A) \[FeS{{O}_{4}}\]and\[NiC{{l}_{2}}\]

    B) \[ZnC{{l}_{2}}\]and\[FeS{{O}_{4}}\]

    C) \[MgC{{l}_{2}}\]and\[NiC{{l}_{4}}\]

    D) \[KCl\]and\[ZnC{{l}_{2}}\]

    Correct Answer: A

    Solution :

     \[FeS{{O}_{4}}\]andshow the paramagnetic character due to the presence of unpaired electron in \[F{{e}^{2+}}({{d}^{6}})\]and\[N{{i}^{2+}}({{d}^{8}})\]ions.


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