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6th Class Science Separation of Substances Question Bank Separation of Substances

  • question_answer
    A mixture contains three different substances X, Y and Z. They are of the same size, cubical in shape and yellow in colour. X particles are very heavy, insoluble, non-magnetic and contribute 50% of the mixture. Y particles are very light, insoluble, non-magnetic and contribute 40% of the mixture. And Z particles are iron pieces. Which of the following methods can separate X, Y and Z?

    A)  Winnowing, Magnetic separation

    B)  Magnetic separation, Winnowing

    C)  Sieving, Magnetic separation. Filtration

    D)  Handpicking, Sublimation, Sieving

    Correct Answer: A

    Solution :

    Very light particles Y can be separated by winnowing, while T being magnetic in nature, can be separated by magnetic separation leaving behind X


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