JEE Main & Advanced Chemistry Structure of Atom Question Bank Quantum number, Electronic configuration and Shape of orbitals

  • question_answer Which of the metal ion will have highest number of unpaired electrons

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

    B)                 \[F{{e}^{2+}}\]

    C)                 \[F{{e}^{3+}}\] 

    D)                 \[C{{o}^{2+}}\]

    Correct Answer: C

    Solution :

                    \[F{{e}^{3+}}\] ion will have five (maximum) unpaired electrons.

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