2. Sample Papers
  3. 9th Class
  4. Science

9th Class Science Sample Paper Science Sample Paper-4

  • question_answer
    Which one of the following is the valency of noble gas?

    A) 2                     

    B) 1           

    C) 0             

    D) 3

    E) None of these

    Correct Answer: C

    Solution :

    Not Available  


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