JEE Main & Advanced Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Extended or long form of periodic table

  • question_answer
    Which of the following dinegative anion is quite common [CPMT 2000]

    A) \[{{S}^{2-}}\]

    B) \[S{{e}^{2-}}\]

    C) \[T{{e}^{2-}}\]

    D) \[{{O}^{2-}}\]

    Correct Answer: D

    Solution :

      Due to its vacant p-orbital.


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