EASY
AS and A Level
IMPORTANT
Earn 100

The diagram shows some allotropes of carbon.

         Question Image


Explain in terms of structure and bonding why structure A is gaseous at 800 °C, but diamond is not.     
 

Important Questions on States of Matter

EASY
AS and A Level
IMPORTANT

The diagram shows some allotropes of carbon.

         Question Image


Structure B shows an allotrope of carbon in the form of tubes.
 Describe the similarities and differences between structure B and graphite.              
 

EASY
AS and A Level
IMPORTANT

The diagram shows some allotropes of carbon.

         Question Image


Structure C is stronger than structure B when a force is applied in the same direction as the long axis of the tube.
Explain why structure C is stronger.