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 has highest ionic radii [MP PMT 1990]

    A) \[C{{r}^{+3}}\]

    B) \[M{{n}^{+3}}\]

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

    D) \[C{{o}^{+3}}\]

    Correct Answer: A

    Solution :

    \[\text{Ionic}\,\text{ radii}\,\text{ }\propto \text{ }\frac{\text{1}}{\text{Atomic No}\text{.}}\] Ionic radius decreases from left to right in a period.


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