2015 S2 Fun Pack - Pop Quiz on Allotropes

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Full Name: *

Please type in your name as shown on the class list.

2015 Class: *

S201

S202

S203

S204

S205

S206

S207

S208

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Q1. Diamond, graphite and fullerenes are ________________. *

allotropes of carbon

isomers of carbon

isotopes of carbon

Q2. What type of structure does diamond and graphite have? *

Giant molecular structure

Giant ionic structure

Simple molecular structure

Q3. The diagram shown above is the structure of which substance? *

Buckminsterfullerene

Diamond

Graphite

Q4. One property that diamond and graphite have in common is that ___________. *

both are insoluble in water

both are hard

both are opaque

Q5. Which of the following explains why diamond is used in drilling bits? *

Diamond does not conduct electricity.

Diamond is sharp and cheap.

Diamond is hard and has a high melting point.

Q6. Which of the following explains why graphite conduct electricity? *

Graphite contains ions that are free to move.

Graphite contains metal atoms.

Graphite contains free electrons.

Q7. Which of the following explains why graphite is used to make pencils? *

Graphite is black and slippery.

Graphite is hard and has a high melting point.

Graphite is lustrous and opaque.

Q8. Which of the following statements about Buckminsterfullerene is incorrect? *

Buckminsterfullerene is made up of carbon atoms.

Buckminsterfullerene is used to reinforce graphite in the making of tennis rackets.

Each molecule of Buckminsterfullerene consists of 60 atoms.

Q9. Which of the following suggests that fullerenes could be used in new drug delivery system? *

Fullerenes are made up of carbon atoms.

Fullerenes are hollow.

Fullerenes are very strong.

Q10. How does the structure of nanotubes make them suitable as catalysts? *

They are made from reactive carbon atoms.

They have a large surface area.

They have strong covalent bonds.

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