Which of the following solids is not an electrical conductor ? (A) Mg

1.	Which of the following solids is not an electrical conductor ? (A) Mg(s), (B)TiO(s) , (C )I_2(s) , (D)H_2O (s)
Answer» (A) only (B) only (C ) and (D) (B), (C ) and (D) ANSWER :c

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