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KVPY Sample Paper KVPY Stream-SX Model Paper-12

  • question_answer
    Arrange the following compounds in the increasing order of F-Xe-F bond angle : \[Xe{{F}_{2}},\,Xe{{F}_{4}},\,Xe{{F}_{{{5}^{-}}}}\]

    A) \[Xe{{F}_{2}}<Xe{{F}_{4}}<Xe{{F}_{{{5}^{-}}}}\]

    B) \[Xe{{F}_{{{5}^{-}}}}<Xe{{F}_{4}}<Xe{{F}_{2}}\]

    C) \[Xe{{F}_{2}}<Xe{{F}_{{{5}^{-}}}}<Xe{{F}_{4}}\]

    D) \[Xe{{F}_{2}}=Xe{{F}_{4}}=Xe{{F}_{{{5}^{-}}}}\]

    Correct Answer: B

    Solution :

    \[Xe{{F}_{{{5}^{-}}}}<Xe{{F}_{4}}<Xe{{F}_{2}}\]


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