10th Class Science Sample Paper Science Sample Paper-5

  • question_answer
    General formula of alkyne is:

    A) \[{{C}_{n}}{{H}_{2n+2}}\]    

    B) \[{{C}_{n}}{{H}_{2n-2}}\]

    C) \[{{C}_{n}}{{H}_{2n}}\]         

    D) \[{{C}_{n}}{{H}_{n}}\]

    E) None of these

    Correct Answer: B


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