Chemistry: Structure and bonding: Covalent bonding | Baamboozle - Baamboozle

The smallest Fullerene/Buckyball is made of 60 atoms of which element?

Carbon

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Do giant covalent structures have high or low melting points?

High - the covalent bonds are strong.

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The carbon atoms in a diamond are held together by ionic bonds [True/false]

False - non metals bond together with covalent bonds.

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What is the diameter of a Buckyball?: 1m, 1mm, 1cm, 1um, 1nm.

1nm (nanometer)

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Why can the layers of graphite easily slide off (e.g. when you use a pencil)?

The bonds between carbon layers are not covalent, they are weak intermolecular forces

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What is the name given to a sheet of graphene which has been rolled into a tube.

Carbon nanotube

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Graphite can conduct electricity because it has free electrons in between the layers [True/False]

True

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Does Carbon dioxide form a simple or giant covalent structure?

Simple - you can tell because it is a gas at room temp.

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Which carbon structure can be used as a delivery system for drugs into specific sites in the body?

Fullerenes or Bucky-balls

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What is a huge network of atoms held together by covalent bonds called?

A giant covalent structure

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Substances made up of simple covalent molecules have high or low melting points?

Low melting points, the bonds between molecules (not covalent) are weak

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What is the name give to the large, cage like structure carbon can form using covalent bonds?

Fullerene or Bucky-ball

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What are the forces between simple covalent molecules called?

Intermolecular forces

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