Haryana PMT Haryana PMT Solved Paper-2005

  • question_answer
    Which of the following halides is least stable and has doubtful existence?

    A)  \[C{{I}_{4}}\]                    

    B)  \[Ge{{I}_{4}}\]

    C)  \[Sn{{I}_{4}}\]                 

    D)  \[Pb{{I}_{4}}\]

    Correct Answer: C

    Solution :

                    Due to inert pair effect, lead shows \[+2\] oxidation state. Its +4 oxidation state is unstable.


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