NEET Sample Paper NEET Sample Test Paper-2

  • question_answer
    Which of the following oxides is amphoteric in character?

    A)  \[MgO\]            

    B)  \[C{{O}_{2}}\]

    C)  \[Si{{O}_{2}}\]            

    D)  \[Sn{{O}_{2}}\]

    Correct Answer: D

    Solution :

    \[Sn{{O}_{2}}\] is amphoteric in nature because it reacts with both acid and base. \[Sn{{O}_{2}}+2HCl\xrightarrow{{}}SnC{{l}_{4}}+2{{H}_{2}}O\] \[Sn{{O}_{2}}+2NaOH\xrightarrow{{}}NaSn{{O}_{3}}+{{H}_{2}}O\]


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