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NEET Sample Paper NEET Sample Test Paper-52

  • question_answer
    An element X occurs in II short period having configuration  \[n{{s}^{2}}\] \[n{{p}^{1}}\]. The formula and nature of its oxide is:

    A) \[X{{O}_{3}}\], basic               

    B) \[X{{O}_{3}}\], acidic

    C) \[{{X}_{2}}{{O}_{3}}\], amphoteric

    D) \[{{X}_{2}}{{O}_{3}}\], basic

    Correct Answer: C

    Solution :

    \[A{{l}_{2}}{{O}_{3}}\] is amphoteric


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