Which one of them can conduct electricity in solid state?
Correct answer: B. Graphite
- A. Diamond
- B. Graphite
- C. Nail
- D. Iodine
Explanation
Graphite, C(s) can conduct electricity in a solid state. Graphite is a network solid and conducts electricity as it has delocalized molecular orbitals in which delocalized electrons are free to move. Hence, option B is correct.
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