Allotropes of Carbon
Chemistry ⇒ Carbon and Organic Chemistry
Allotropes of Carbon starts at 8 and continues till grade 12.
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See sample questions for grade 8
Describe one reason why graphite is used in batteries.
Describe one use of diamond and one use of graphite.
Describe the main difference in bonding between diamond and graphite.
Describe what is meant by the term 'allotrope'.
Explain why diamond does not conduct electricity.
Explain why fullerenes are important in scientific research.
Explain why graphite is slippery.
A scientist discovers a new solid form of carbon where each atom is bonded to only two other carbon atoms, forming long chains. Is this likely to be an allotrope of carbon? Explain your reasoning.
Which of the following allotropes of carbon is used in nanotechnology?
(1) Diamond
(2) Graphite
(3) Fullerene
(4) Charcoal
Which of the following best describes the structure of graphite?
(1) Each carbon atom is bonded to four others in a 3D network
(2) Each carbon atom is bonded to three others in flat layers
(3) Each carbon atom is isolated
(4) Each carbon atom is bonded to two others in a chain
Which of the following is a property of diamond?
(1) Softness
(2) High melting point
(3) Good conductor of electricity
(4) Black color
Which of the following is a property of fullerenes?
(1) They are used as abrasives
(2) They have a cage-like structure
(3) They are transparent
(4) They are used in food coloring
Fill in the blank: The arrangement of carbon atoms in graphite is in ________ layers.
Fill in the blank: The carbon atoms in diamond are bonded to ________ other carbon atoms.
Fill in the blank: The chemical symbol for carbon is ________.
Fill in the blank: The first discovered fullerene molecule is called ________.
True or False: Allotropes have different physical properties but the same chemical element.
True or False: Allotropes of carbon have the same chemical properties.
True or False: Diamond is the hardest natural substance known.
True or False: Fullerenes can be used to deliver drugs in the human body.
