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12th Class Chemistry The Solid State / ठोस प्रावस्था Question Bank 12th CBSE Chemistry The Solid State

  • question_answer
      What happens when ferrimagnetic  is heated at  850 K and Why?                 [AI 2004]

    Answer:

      Solid solutions of group-14 elements wfth impurities of group-13 or 15 elements found to exhibit unusual electrical properties due to the formation of p-type or n-type semiconductor.


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