Elements of Group 13, 14 and 15 — Chemistry STD 11 Science — Question
Maharashtra BoardEnglish MediumSTD 11 ScienceChemistryElements of Group 13, 14 and 153 Marks
Question
$i.$ What are fullerenes?
$ii.$ How are they prepared?
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Answer
$i.$ Fullerenes are allotropes of carbon in which carbon molecules are linked by a definite numbers of carbon atoms, for example as in $C_{60}.$
$ii.$ Fullerenes are produced when an electric arc is struck between the graphite electrodes in an inert atmosphere of argon or helium. The soot formed contains significant amount of $C_{60}$ fullerene and smaller amounts of other fullerenes $C_{32}, C_{50}, C_{70}$ and $C_{84}.$
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