Lesson 5.2.3.2

5.2.3.2 Graphite Quiz: AQA Combined Science, Unit 9

20 questions

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Lesson 5.2.3.2, Graphite: 20 multiple choice questions for the AQA GCSE Combined Science (8464), Unit 9: Bonding, structure, and the properties of matter, written with Revision Ninja.

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The 20 questions

  1. How many covalent bonds does each carbon atom form in graphite?

    • Three
    • One
    • Four
    • Two
  2. What shape are the carbon rings that form the layers in graphite?

    • Square
    • Hexagonal
    • Octagonal
    • Pentagonal
  3. Between graphite's layers there are:

    • No covalent bonds
    • Ionic bonds
    • Strong covalent links
    • Metallic bonds
  4. What happens to the fourth carbon electron in graphite?

    • It pairs up
    • It is lost
    • It is delocalised
    • It forms a bond
  5. In what specific way is graphite structurally similar to metals?

    • Simple molecules
    • Ionic charges
    • Delocalised electrons
    • Malleability
  6. Why is graphite soft and slippery?

    • It contains ions
    • It has rigid 3D links
    • No bonds between layers
    • Strong intermolecular forces
  7. Which property of graphite is linked to its delocalised electrons?

    • Electrical conduction
    • Insulation
    • Ionic solubility
    • Gaseous state
  8. What term describes the bonding type shared by both diamond and graphite?

    • Simple covalent
    • Giant covalent
    • Metallic lattice
    • Giant ionic
  9. What allows graphite to conduct electricity while diamond cannot?

    • Strong covalent bonds
    • Delocalised electrons
    • Intermolecular forces
    • Mobile ions
  10. Why is graphite suitable for use as an electrode?

    • It is insoluble
    • It is transparent
    • It melts easily
    • It conducts electricity
  11. How many delocalised electrons does each carbon atom in graphite contribute?

    • Two
    • Zero
    • Four
    • One
  12. How many bonds does each carbon atom form within a layer of graphite?

    • Six
    • Three
    • Four
    • Two
  13. How do the melting points of graphite and diamond compare?

    • Both are high
    • Both are low
    • Diamond is lower
    • Graphite is higher
  14. What type of substance is graphite despite conducting electricity?

    • Ionic compound
    • Alkali metal
    • Transition metal
    • Non-metal
  15. Which bonds must be broken when graphite is melted?

    • Hydrogen bonds
    • Covalent bonds
    • Metallic bonds
    • Ionic bonds
  16. Carbon atoms in graphite form layers. Which bonds hold atoms within a layer?

    • Hydrogen bridges
    • Ionic bonds
    • Metallic bonds only
    • Covalent bonds
  17. Why does graphite have a high melting point?

    • Weak intermolecular forces
    • Electrostatic attraction
    • Strong covalent bonds
    • Delocalised positive ions
  18. What do graphite and metals have in common?

    • Delocalised electrons
    • Metal atoms
    • Positive ions
    • Malleable layers
  19. Which property does graphite possess that diamond does not?

    • Insolubility
    • Electrical conductivity
    • Extreme hardness
    • High melting point
  20. What physical state is graphite at room temperature due to its giant covalent structure?

    • Liquid
    • Solid
    • Gas
    • Plasma

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