Ana and Isha , two students of class XIth were discussing about the allotropes of carbon. Ana asked Isha , why one allotrope of carbon is very hard and use to make jewellery whereas other is very soft and used to make pencils. Isha explained her that this is due to difference in their molecular structure.
(i) Name the above two allotropes of carbon.
(ii) Why one allotrope is conductor and other is not?
(iii) What values are associated with Isha?
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i) diamond is the hard allotrope o carbon and is used in making jewellery. Graphite is the soft allotrope of Carbon and is used in pencils.
ii)Graphite is a good conductor of electricity as therever is 1 valance electron left in each carbon atom. While in diamond the atoms are arranged tetrahedra ally. Hence there are no free electrons to conduct electricity.
iii)idk
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