' A ' is an allotrope of carbon made by heating graphite in an electric arc in the presence of inert gases such as helium or argon. It is the only pure form of carbon because they have smooth structure without having 'dangling' bonds. It is a cage-like molecule. Identify ' A '.

Question

' A ' is an allotrope of carbon made by heating graphite in an electric arc in the presence of inert gases such as helium or argon. It is the only pure form of carbon because they have smooth structure without having 'dangling' bonds. It is a cage-like molecule. Identify ' A '. (A) Diamond (B) Fullerene (C) Graphite (D) None of these

Tardigrade Admin · Accepted Answer

Correct answer is (b) Fullerene

Q. ' A ' is an allotrope of carbon made by heating graphite in an electric arc in the presence of inert gases such as helium or argon. It is the only pure form of carbon because they have smooth structure without having 'dangling' bonds. It is a cage-like molecule. Identify ' A '.

Diamond

Fullerene

Graphite

None of these

Correct answer is (b) Fullerene

Q. ' $A$ ' is an allotrope of carbon made by heating graphite in an electric arc in the presence of inert gases such as helium or argon. It is the only pure form of carbon because they have smooth structure without having 'dangling' bonds. It is a cage-like molecule. Identify ' $A$ '.