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CMC Medical CMC-Medical Ludhiana Solved Paper-2013

  • question_answer
    Elements ofgroup-15 form compounds in +5 oxidation state. However, bismuth forms only one well characterised compound in +5 oxidation state. The compound is

    A)  \[B{{i}_{2}}{{O}_{5}}\]                  

    B)  \[Bi{{F}_{5}}\]

    C)  \[BiC{{l}_{5}}\]                

    D)  \[B{{i}_{2}}{{S}_{5}}\]

    Correct Answer: B

    Solution :

                    Fluorine being the strongest oxidising agent, oxidises Bi to its highest oxidation state of +5 in\[Bi{{F}_{5}}.\]


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