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6 questions
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  • Q1
    What is an allotrope?
    a different structural form of an element
    a category of organic compounds
    a kind of molecular geometry
    a type of chemical bond
    30s
  • Q2
    What makes diamond so hard?
    delocalised electrons
    hexagonal rings
    intermolecular forces
    covalent bonds
    30s
  • Q3
    Why can graphite be used as a lubricant?
    weak intermolecular forces between layers
    strong covalent bonds within atoms
    delocalised electrons
    high melting point
    ability to conduct electricity
    30s
  • Q4
    In diamond, each carbon atom forms ______ covalent bonds.
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    Type an Answer
    30s
  • Q5
    True or false? In graphite, each carbon atom is bonded to four other carbon atoms.
    false
    true
    True or False
    30s
  • Q6
    Graphite conducts electricity because it has ______ which can move and carry charge/current.
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    30s

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