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Which of the following is an amorphous allotrope of carbon?

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in Chemistry – Class 11 by (148k points)
Which of the following is an amorphous allotrope of carbon?

(a) Diamond

(b) Fullerenes

(c) Graphite

(d) Lampblack

I have been asked this question at a job interview.

My enquiry is from p-Block Elements in section p-Block Elements of Chemistry – Class 11

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The correct option is (d) Lampblack

For explanation: Diamond, fullerenes come and graphite are crystalline allotropes of carbon whereas lampblack is an amorphous form of carbon, which is obtained by burning vegetable oils in a limited supply of air and it is also used in the manufacture of printing ink, black paint, varnish, and carbon paper.

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