Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2010

  • question_answer
    Which element is used to vulcanise rubber?

    A)  \[P\]                                    

    B)  \[Br\]

    C)  \[N\]                                   

    D)  \[S\]

    Correct Answer: D

    Solution :

    When natural rubber is treated with 3-5% sulphur under heat,  sulphur introduces cross-links. This process is called vulcanisation. Thus, sulphur is used to vulcanise rubber.


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