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Carbon nanotube — AQA GCSE Combined Science Trilogy Definition | GradeGen

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Combined Science
Key terms
Carbon nanotube

GCSE Combined Science · key term

Carbon nanotube

Definition

A cylindrical fullerene with a very high length-to-diameter ratio.

Used by AQA

How each exam board covers it

AQA GCSE Combined Science Trilogy · 8464

Specification 5.2.3.3 · Paper 3

Look at the overall shape as well as the rings: one flat hexagonal sheet indicates graphene; a hollow spherical cage indicates a fullerene such as C₆₀; a long hollow cylinder indicates a carbon nanotube.
Revise: Graphene and Fullerenes

AQA Combined Science Trilogy past papers

Exam tips

1
C₆₀ means 60 carbon atoms in each molecule. A carbon nanotube is hollow, not a solid carbon rod.

Related key terms

Buckminsterfullerene
Composite
Covalent bond
Delocalised electron
Fullerene

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Tensile strength