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

9th Class Science Sample Paper Science Sample Paper-5

  • question_answer
    "Law of octaves" was given by:

    A) Dobereiner         

    B)   Mendeleev

    C) Newland   

    D)   Moselly

    E) None of these

    Correct Answer: C

    Solution :

    Not Available         


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