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  3. 11th Class
  4. Chemistry

11th Class Chemistry Sample Paper Chemistry Sample Paper-4

  • question_answer
    A certain compound containing only carbon and oxygen, has an approximate molecular weight of 290. On analysis, it is found to contain exactly 50% by weight of each element. What is the value of 'n' in the molecular formula\[{{C}_{nx}}{{H}_{ny}}\]?

    A)  1                    

    B)  2           

    C)  3                    

    D)  4

    Correct Answer: C

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