JEE Main & Advanced Chemistry The d-and f-Block Elements / d तथा f ब्लॉक के तत्व Question Bank General Characteristics

  • question_answer
    Which of the following ions gives coloured solution [MP PET 1995]

    A) \[C{{u}^{+}}\]

    B) \[Z{{n}^{++}}\]

    C) \[A{{g}^{+}}\]

    D) \[F{{e}^{++}}\]

    Correct Answer: D

    Solution :

    \[F{{e}^{++}}\] due to presence of 4 unpaired electrons.


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