Allotropes of Carbon

IMPORTANT

Allotropes of Carbon: Overview

This topic covers concepts, such as Carbon Black, Charcoal and Coke, Structure of Diamond, Fullerenes as an Allotrope of Carbon, Diamond as an Allotrope of Carbon, Graphite as an Allotrope of Carbon, Allotropes of Carbon and Uses of Carbon.

Important Questions on Allotropes of Carbon

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Explain the differences in the properties of diamond and graphite on the basis of their structures.

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The form of carbon obtained from the incomplete combustion of oil is called as

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Fullerene with formula C60 has a structure where every carbon atom is;

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What are fullerenes? Why are they so called?

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If x pentagonal rings and y hexagonal Rings are present in fullerene of z carbon atoms then :-

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Being highly porous, activated charcoal is used in adsorbing _____ gases.

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Graphite fibers embedded in _____ material form high strength, lightweight composites.

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Thermodynamically the most stable form of carbon is 

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Find out the difference between — Diamond and graphite.

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_____ is inorganic graphite.

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Why diamond is hard and graphite is soft?

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Name the allotropes of carbon.

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How many numbers of carbon atoms are possible in Fullerene? 40/ 60

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Which allotrope of carbon is a good conductor of electricity?

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Thermodynamically the most stable form of carbon is:

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Which one of the following is a mismatch?

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Define destructive distillation.

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Define allotropy.

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Lamp black is used in paints.

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Which of the following statements are correct?

(i) Fullerenes have dangling bonds

(ii) Fullerenes are cage-like molecules

(iii) Graphite is thermodynamically most stable allotrope of carbon

(iv) Graphite is slippery and hard and therefore used as a dry lubricant in machines