Which one of the following non-metals is not a poor conductor of electricity?
Correct answer: B. Selenium
- A. Sulphur
- B. Selenium
- C. Bromine
- D. Phosphorus
Explanation
Selenium is a semiconductor, so it conducts electricity better than typical non-metals such as sulphur, bromine, and phosphorus. It is therefore not classed as a very poor conductor in the usual sense.
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