2. Sample Papers
  3. 12th Class
  4. Chemistry

12th Class Chemistry Sample Paper Chemistry Olympiad Sample Paper-1

  • question_answer
    PbS can be separated from ZnS by electrostatic separation method. The property on which this method is based on, is

    A)  PbS is a good conductor and ZnS is a poor conductor of electricity

    B)  PbS is a bad conductor and ZnS is a good conductor of electricity

    C)  Both PbS and ZnS are good conductors

    D)  Both PbS and ZnS are bad conductors.

    Correct Answer: A

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