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NEET Sample Paper NEET Sample Test Paper-70

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

    A) CaO               

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

    C) \[Si{{O}_{2}}\]                    

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

    Correct Answer: D

    Solution :

    CaO is basic; \[{{O}_{2}}\] is acidic; \[Si{{O}_{2}}\] is weakly acidic. \[Sn{{O}_{2}}\] is amphoteric.


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