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NEET Sample Paper NEET Sample Test Paper-78

  • question_answer
    Owing to the presence of a double bond in each repeat unit, natural rubber is susceptible to vulcanization and sensitive to ozone cracking. When rubber is heated with sulphur, it produces

    A)  galvanised rubber          

    B)  vulcanised rubber

    C)  bessemerised rubber       

    D)  sulphonised rubber

    Correct Answer: B

    Solution :

    Rubber on heated with sulphur get vulcanised due to cross linking between rubber molecule and sulphur, this process is called vulcanisation of rubber and this rubber is called vulcanised rubber.


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