Task 3: Creative Quiz (Allotropes of Carbon)

What is the crystalline allotrope of carbon?

• Graphite

• Fullerenes

• Amorphous carbon

• Diamond

What structure does diamond adopt?

• Cubic structure

• Hexagonal structure

• Linear structure

• Tetrahedral structure

How many carbon atoms is each carbon atom in diamond bonded to?

• 5

• 3

• 4

• 2

What makes diamond the hardest naturally occurring substance?

• Diamond is the hardest naturally occurring substance due to its strong covalent bonds in a three-dimensional structure.

• Diamond is the hardest due to its unique color and clarity.

• Diamond is hard because it is formed under high pressure.

• Diamond's hardness comes from its metallic properties.

What property of diamond contributes to its high thermal conductivity?

• Strong covalent bonding structure

• High density of atoms

• Weak metallic bonding

• Presence of impurities

Is diamond transparent to visible light?

• Yes, diamond is transparent to visible light.

• No, diamond absorbs visible light.

• Yes, diamond reflects all visible light.

• No, diamond is opaque to visible light.

What are two industrial applications of diamond?

• Jewelry and decorative items

• Electrical insulation materials

• 1. Cutting and grinding tools 2. Abrasives for manufacturing processes

• Thermal conductors for electronics

What is the structure of graphite?

• Graphite is a single layer of carbon atoms arranged in a square lattice.

• Graphite consists of layers of carbon atoms arranged in hexagonal lattices.

• Graphite is made up of carbon atoms in a three-dimensional cubic structure.

• Graphite consists of carbon atoms arranged in a linear chain.

What is a graphene sheet?

• A graphene sheet is a three-dimensional structure of carbon atoms.

• A graphene sheet is a single layer of carbon atoms in a two-dimensional lattice.

• A graphene sheet is a type of metal alloy.

• A graphene sheet is a polymer made from organic compounds.

How many neighbors is each carbon atom in graphite bonded to?

• 5

• 2

• 4

• 3