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

  • question_answer
      What causes the conduction of electricity by semiconductors?    [CBSE Sample Paper 1997]

    Answer:

      Any element of group-15 a periodic table e.g. P, As, Sb, etc. may be added to silicon to make electrons available for conduction of electric current.


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