Chemistry AQA - Topic 2

How many bonds does diamond have?

4 Bonds.

How many bonds does graphite have?

3 Bonds.

Can graphite conduct electricity?

Yes.

Can diamond conduct electricity?

No.

What is diamond made of?

Carbon.

What is graphite and diamond an example of?

Carbon Allotropes.

What are allotropes?

Structurely different to the usual arrangements.

What is Graphite arranged like?

Hexagonal sheets - space in between the layers.

What is the space inbetween bucky balls for?

Drugs or Radioactive materials.

Is Graphine 2 dimentional?

Yes

Why can graphite rub off?

The layers are not a strong structure so it causes it to rub off by friction.

Do nanotubes have a large surface area?

Yes.

Why does graphite conduct electricity?

There is one delocalised electron.

How many atoms does Buckminster fullerene have?

60 Carbon atoms.

Where is graphene useful?

On a touch screen - it is thin and durable and conducts electricity.

Where is nanotubes helpful?

In tennis rackets.

Is diamond simple or giant?

Giant.

Is graphite simple or giant?

Giant.

Is Bukminsterfullerene simple or giant?

Simple.

Does diamond have a very high melting point?

Yes

Does Graphite have a very high melting point?

Yes

Does Graphene have a very high melting point?

Yes

Does Buckminsterfullerene have a very high melting point?

Does Buckminsterfullerene have strong forces?

No.

Is Diamond an electrical conductor?

No.

Is Graphite an electrical conductor?

Yes.

Is Buckminsterfullerene an electrical conductor?

No.

Is Graphene an electrical conductor?

Yes.

Does Diamond have any delocalised electrons?

No.

Does Graphite have any moving delocalised electrons?

Yes

Does Buckminsterfullerene have any moving delocalised electrons?

No

Is Diamond strong?

It is very strong.

Is Graphene strong?

No it’s soft.

Is Buckminsterfullerene strong?

No it is soft.

Is Graphene strong?

It is very strong.