VMMC VMMC Medical Solved Paper-2014

  • question_answer
    Which oxide is alkaline?

    A) \[{{P}_{2}}{{O}_{3}}\]                                    

    B) \[{{B}_{2}}{{O}_{3}}\]

    C) \[B{{i}_{2}}{{O}_{3}}\]                   

    D) \[A{{s}_{2}}{{O}_{3}}\]

    Correct Answer: C

    Solution :

    \[{{P}_{2}}{{O}_{3}},A{{s}_{2}}{{O}_{3}}\]and \[{{B}_{2}}{{O}_{3}}-\] acidic oxide, \[B{{i}_{2}}{{O}_{3}}\] is alkaline as Bi is most metallic among the group,                                     


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