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Banking Chemistry Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति Question Bank Classification of Elements and Periodicity in Properties

  • question_answer
    On moving horizontally across a period, the number of electrons in the outermost shell increases from...... to........

    A)  2, 8                             

    B)  2, 18

    C)  1, 8                    

    D)         1, 18

    Correct Answer: C

    Solution :

     Not Available


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