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WB JEE Medical WB JEE Medical Solved Paper-2006

  • question_answer
    \[{{\text{I}}_{\text{2}}}\]dissolves in KI solution due to the formation of:

    A)  \[\text{K}{{\text{I}}_{2}}\]and \[{{I}^{-}}\]                         

    B)  \[{{K}^{+}},{{I}^{-}}\]and \[{{I}_{2}}\]

    C)  \[\text{I}_{3}^{-}\]                        

    D)  none of these

    Correct Answer: C

    Solution :

                     \[{{I}_{2}}\] forms complex ion \[I_{3}^{-}\] in KI solution due to which it dissolves in it.


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