NEET AIPMT SOLVED PAPER SCREENING 2006

  • question_answer
                    Which of the following is the most basic oxide?                                                                                

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

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

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

    D)                 \[Se{{O}_{2}}\]

    Correct Answer: C

    Solution :

                              In \[A{{l}_{2}}{{O}_{3}},\,S{{b}_{2}}{{O}_{3}},\,B{{i}_{2}}{{O}_{3}}\] and \[Se{{O}_{2}}.\,B{{i}_{2}}{{O}_{3}}\]                 is most basic oxide due to higher reactivity with acid \[Bi{{O}_{3}}+6HCl\xrightarrow{\,}\,2BiC{{l}_{3}}+3{{H}_{2}}O\]


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