Home › Maharashtra SSC (Class 10) › Chemistry › Metallurgy › Which allotrope of carbon is a good conductor of…
Which 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_
Related questions
Metallurgy is the process of:Bronze, an alloy resistant to sun and rain, is made from which composition?An alloy in which one of the constituent metals is mercury is given which special name?In electroplating, what is coated onto a more reactive metal by electrolysis?In anodization of aluminium, the article is made the anode so that a protective layer of wDepositing a layer of molten tin on a metal surface, popularly called 'kalhaee', is known In galvanizing, why does the zinc layer corrode before the iron beneath it?In galvanizing, a thin layer of which metal is applied to protect iron or steel?