RAJASTHAN ­ PET Rajasthan PET Solved Paper-2002

  • question_answer
    Which of the following is not semiconductor?

    A)  \[Si\]              

    B)  \[Ge\]

    C) \[NaCl\]            

    D)  \[Cds\]

    Correct Answer: C

    Solution :

     \[NaCl\]is a salt, which is non-conductor of electricity.


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