alleryWhich allotrope of carbon is a good conductor of electricity, unlike other nonmetals?
AGraphite
BDiamond
CSulphur
DIodine
Answer & Solution
Correct answer: A. Graphite
1. Nonmetals are generally bad conductors of electricity.
2. Graphite, an allotrope of carbon, is the exception and conducts electricity.
3. Diamond, also an allotrope of carbon, does not conduct electricity, so graphite is correct.
_Source: Balbharati (Maharashtra Board) Class 10 Science & Technology, Ch 8 "Metallurgy", p.102_
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