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JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Self Evaluation Test - Classification of Elements and Periodicity in Properties

  • question_answer
    An element having electronic configuration \[1{{s}^{2}}2{{s}^{2}}2{{p}^{6}}3{{s}^{2}}3{{p}^{6}}4{{s}^{1}}\] forms

    A) Acidic oxide     

    B) Basic oxide

    C) Amphoteric oxide           

    D) Neutral oxide

    Correct Answer: B

    Solution :

    [b] It is electronic configuration of alkali metal. Hence it will form basic oxide.


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