JEE Main & Advanced Chemistry The p-block Elements-II / p-ब्लॉक तत्व-II Question Bank Halogen Family

  • question_answer
    Mark the element which displaces three halogens from their compounds [MP PMT 1980, 82; BHU 1984; NCERT 1987]

    A) \[F\]

    B) \[Cl\]

    C) \[Br\]

    D) \[I\]

    Correct Answer: A

    Solution :

      \[{{F}_{2}}+2C{{l}^{-}}\,\to \,C{{l}_{2}}+2{{F}^{-}}\] \[{{F}_{2}}+2B{{r}^{-}}\,\to \,B{{r}_{2}}+2{{F}^{-}}\] \[{{F}_{2}}+2{{I}^{-}}\,\to \,{{I}_{2}}+2{{F}^{-}}\]

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