JEE Main & Advanced Chemistry Metallurgy Question Bank Critical Thinking Question

  • question_answer Method used for obtaining highly pure silicon used as a semiconductor material is [CBSE PMT 1994]

    A) Oxidation

    B) Electrochemical

    C) Crystallization

    D) Zone refining

    Correct Answer: D

    Solution :

    By the process of zone refining pure silicon is obtained which is used in semiconductor.

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