VMMC VMMC Medical Solved Paper-2003

  • question_answer
    Which of the following is not a polymer?

    A)  DNA                                       

    B)  Teflon 

    C)         Freon                  

    D)         Gutta purcha

    Correct Answer: C

    Solution :

    Freon \[(C{{F}_{2}}C{{l}_{2}})\] is not a polymer. This gas is used as coolent in refrigerators. DNA is polymer of nucleotides. Teflon is polymer of tetrafluoroethy lene (\[(C{{F}_{2}}=C{{F}_{2}})\]and gutta purcha is an isomeric polymer (with rubber) of isoprene.


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