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

  • question_answer
    How many electrons are there in the outermost orbit of each element in IA. group?

    A) 1                                            

    B) 2             

    C) 3                                            

    D) 7                

    Correct Answer: A

    Solution :

    Only one electron is present in the outermost orbit of each element in I A group.


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