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Structure and Bonding of Carbon


  • 1) The diagrams below show the structures of diamond and graphite. How many bonds does each carbon atom form in diamond? 1 Marks



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  • 2) How many bonds does each carbon atom form in graphite? 1 Marks



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  • 3) Graphite is very soft and can conduct electricity. Explain why graphite has these properties, as fully as you can, by referring to the structure shown in the diagram below 4 Marks



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  • 4) By contrast, diamond is far harder than graphite. Give an example of a usage of diamond 1 Marks


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  • 5) Explain, as fully as you can, again using the diagram of shown below, why diamond is extremely hard 3 Marks



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  • 6) Graphene is a new material which has been recently invented, made from nano-thin, strong, sheets of carbon. Each graphene sheet is a like a singular layer of graphite. Graphene has been used in the touch-screens of phones. Suggest two reasons why 2 Marks


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