JEE Main & Advanced Chemistry The s-Block Elements Question Bank Alkali Metals

  • question_answer \[KF\] combines with \[HF\] to form \[KH{{F}_{2}}\]. The compound contains the species [IIT 1996]

    A) \[{{K}^{+}},\] \[{{F}^{-}}\] and \[{{H}^{+}}\]

    B) \[{{K}^{+}},\] \[{{F}^{-}}\] and \[HF\]

    C) \[{{K}^{+}}\] and \[{{\left[ H{{F}_{2}} \right]}^{-}}\]

    D) \[{{\left[ KHF \right]}^{+}}\] and \[{{F}^{-}}\]

    Correct Answer: C

    Solution :

    \[KF+HF\,\to \,KH{{F}_{2}}\]⇌\[{{K}^{+}}+HF_{2}^{-}\]


You need to login to perform this action.
You will be redirected in 3 sec spinner