Graphene and fullerenes | Exit Quiz | Oak National Academy

Graphene and fullerenes | Exit Quiz | Oak National Academy

9th Grade

6 Qs

quiz-placeholder

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Graphene and fullerenes | Exit Quiz | Oak National Academy

Graphene and fullerenes | Exit Quiz | Oak National Academy

Assessment

Quiz

Science

9th Grade

Hard

Created by

Oak National Academy

FREE Resource

6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is graphene?

a spherical fullerene

a single layer of graphite

a type of diamond

a nanotube

Answer explanation

Graphene is an allotrope of carbon that forms a flat sheet just one atom thick.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which property is not associated with graphene?

high electrical conductivity

simple molecular structure

high strength

flexible

Answer explanation

Graphene is a giant covalent substance due to its lattice structure. Graphene is known for its strength, conductivity, and its flexibility.

3.

MATCH QUESTION

1 min • 1 pt

Match the following terms with their correct descriptions.

graphene

cylindrical fullerene known for its strength and conductivity

fullerene

different structural form of an element

nanotube

molecular allotrope of carbon forming nanoparticles with hollow shapes

buckminsterfullerene

single layer of graphite

allotrope

spherical fullerene composed of 60 carbon atoms

Answer explanation

Allotropes vary in structure: Graphene is a thin graphite layer; Fullerene forms hollow shapes; Buckminsterfullerene is a spherical C₆₀ structure; and Nanotube is a cylindrical form of graphene.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

All carbon allotropes are giant covalent substances.

True

False

Answer explanation

Fullerenes are large but simple molecules. Diamond, graphite and graphene are giant covalent substances.

5.

REORDER QUESTION

1 min • 1 pt

Arrange the following carbon allotropes in order of their tensile strength, from weakest to strongest.

nanotubes

graphene

spherical fullerenes

Answer explanation

Graphene is known for its exceptional strength, followed by nanotubes, with spherical fullerenes being the weakest due to their molecular structure.

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

A Buckminsterfullerene is a spherical fullerene of ___ carbon atoms.

Answer explanation

A Buckminsterfullerene is a spherical fullerene of sixty carbon atoms (C₆₀).