2. Sample Papers
  3. NEET

NEET Sample Paper NEET Sample Test Paper-70

  • question_answer
    In the manufacture of polythene by the Ziegler process using ethylene, the temperature for proper polymerisation required is     

    A) \[Below\,\,10{}^\circ \,C\]     

    B) \[10{}^\circ C\,\,to\,\,50{}^\circ C\]

    C) \[50{}^\circ C\,\,to\,\,80{}^\circ C\]

    D) \[80{}^\circ C\,\,to\,\,140{}^\circ \,C\]

    Correct Answer: C

    Solution :

    The reaction is carried out at temp. \[50{}^\circ C to 80{}^\circ C.\]


You need to login to perform this action.
You will be redirected in 3 sec spinner