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10th Class Science Periodic Classification of Elements Question Bank Periodic Classification of Elements

  • question_answer
    Which pair of atomic numbers belong to p-block elements?

    A) 3, 5                                       

    B) 11, 12      

    C) 4, 5                                       

    D) 7, 8        

    Correct Answer: D

    Solution :

    Only nitrogen and oxygen belong to p block.


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