Lesson 4.2.3.3
4.2.3.3 Graphene and fullerenes Quiz: AQA Chemistry, Unit 2
20 questions
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Lesson 4.2.3.3, Graphene and fullerenes: 20 multiple choice questions for the AQA GCSE Chemistry (8462), Unit 2: Bonding, structure, and the properties of matter, written with Revision Ninja.
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The 20 questions
-
How is graphene defined structurally in terms of graphite?
- Cylindrical carbon tube
- Hollow carbon sphere
- Single layer of graphite
- Double layer of graphite
-
What is the name of the first fullerene to be discovered?
- Diamond cubic lattice
- Buckminsterfullerene
- Graphene oxide sheet
- Carbon nanotube tubule
-
What shape is the C60 fullerene?
- Flat sheet
- Cubic
- Linear chain
- Spherical
-
Which ring shapes primarily form the structure of fullerenes?
- Triangular
- Octagonal
- Square
- Hexagonal
-
What shape are carbon nanotubes?
- Spherical
- Cubic
- Pyramidal
- Cylindrical
-
In which key area is graphene particularly useful?
- Insulation
- Electronics
- Bleaching
- Agriculture
-
What shape are carbon nanotubes as a type of fullerene?
- Cylindrical
- Spherical
- Hexagonal
- Pyramidal
-
A nanotube is 100 nm long and 1 nm in diameter. What is its length to diameter ratio?
- 100
- 1000
- 0.01
- 10
-
Which structural feature distinguishes fullerene molecules from graphite?
- Ionic crystal lattice
- Random molecular chains
- Extended giant layers
- Discrete hollow molecules
-
What do five or seven-carbon rings in fullerenes indicate?
- Linear carbon chains
- Non-hexagonal carbon rings
- Single atom layers
- Pure ionic bonding
-
What type of bonding joins carbon atoms within a single graphene layer?
- Covalent bonds
- Ionic bonds
- Hydrogen bonds
- Metallic bonds
-
What is the defining structural characteristic of all fullerene molecules?
- Solid diamond lattices
- Hollow carbon shapes
- Random branched chains
- Flat infinite sheets
-
Which macroscopic object is a carbon nanotube structurally most comparable to?
- Solid diamond block
- Buckminsterfullerene sphere
- Flat graphene layer
- Rolled graphite sheet
-
Why is graphene classified as just one layer?
- One atomic layer thick
- Five atomic layers thick
- Three atomic layers thick
- Ten atomic layers thick
-
Which application relies primarily on the high length to diameter ratio of nanotubes?
- Lubricating engine oil
- Strong composite materials
- Insulating electrical wires
- Transparent window glass
-
A nanotube has diameter 5 nm and length 1000 nm. What is its length to diameter ratio?
- 1005
- 200
- 5
- 0.005
-
Which subatomic feature of graphene allows it to conduct electricity?
- Delocalised electrons
- Mobile positive ions
- Free protons
- Stationary core electrons
-
How many carbon atoms are in one molecule of C60?
- 30
- 6
- 12
- 60
-
Which ring structure enables C60 buckminsterfullerene to form a sphere?
- Pentagonal rings
- Octagonal rings
- Linear chains
- Square rings
-
Which of these is a fullerene?
- Diamond
- C60
- Silicon dioxide
- Graphite
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