Railways Sample Paper RRBs Assistant Loco Pilot and Technician CBT STAGE-I Sample Paper-4

  • question_answer
    Which one of the following elements is used as a catalyst in the dehydration of vegetable oils?

    A)  Pt       

    B)         Na

    C)  Ru      

    D)  P

    Correct Answer: A


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