Giant covalent structures: past paper questions

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• Question 8May/June 2026, paper 11Multiple choice1 markHas a diagram

  Which row describes the hardness and a use of graphite?

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• Question 7Oct/Nov 2025, paper 11Multiple choice1 mark

  Which statement about graphite and diamond is correct?

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• Question 8Oct/Nov 2024, paper 12Multiple choice1 markHas a diagram

  Which row describes the structure and a use of diamond?

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• Question 6Oct/Nov 2023, paper 11Multiple choice1 mark

  Which use of graphite depends on the layers of carbon atoms being able to slide over each other?

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• Question 27May/June 2026, paper 11Multiple choice1 mark

  Which substances have a high melting point and conduct electricity when solid?

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• Question 9Oct/Nov 2025, paper 12Multiple choice1 mark

  Diamond is extremely hard and does not conduct electricity. Which statement explains these properties?

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• Question 7Oct/Nov 2024, paper 13Multiple choice1 mark

  Which statements about the structure and bonding in diamond are correct?

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• Question 7Oct/Nov 2023, paper 12Multiple choice1 mark

  Different forms of an element G are used as lubricants and in cutting tools. What is the structure of G?

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• Question 9Oct/Nov 2025, paper 13Multiple choice1 mark

  Boron nitride is a compound of the elements boron and nitrogen. It has a similar structure to diamond. What is likely to be a property of boron nitride?

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• Question 7Oct/Nov 2024, paper 21Multiple choice1 markHas a diagram

  Which row identifies a property and an explanation of the property for both diamond and silicon(IV) oxide?

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• Question 6Oct/Nov 2023, paper 13Multiple choice1 markHas a diagram

  Which row describes the structure and a use of graphite?

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• Question 8May/June 2026, paper 13Multiple choice1 mark

  Which statement about graphite is correct?

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• Question 4Oct/Nov 2025, paper 21Multiple choice1 markHas a diagram

  Substances with giant covalent structures can be used as lubricants and as cutting tools for hard materials. The diagrams show how the atoms are arranged in two giant covalent substances, P and Q. Which statement is correct?

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• Question 8Oct/Nov 2024, paper 22Multiple choice1 mark

  Diamond and graphite have giant covalent structures of carbon atoms. Which statement describes graphite?

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• Question 5Oct/Nov 2023, paper 21Multiple choice1 mark

  Lithium chloride is an ionic compound and silicon(IV) oxide is a covalent compound. Which statement about both compounds is correct?

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• Question 8Oct/Nov 2025, paper 22Multiple choice1 markHas a diagram

  Graphite and diamond are both forms of the element carbon. Which row shows the number of other carbon atoms that each carbon atom is covalently bonded to in graphite and in diamond?

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• Question 2Oct/Nov 2024, paper 31Structured8 marksHas a diagram

  Nitrogen molecules are diatomic. State the meaning of the term diatomic.

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• Question 9Oct/Nov 2023, paper 21Multiple choice1 mark

  Graphite has a giant covalent structure. Which statements about graphite are correct?

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• Question 9May/June 2026, paper 23Multiple choice1 mark

  Graphite is a form of carbon. Why can graphite be used as a lubricant?

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• Question 8Oct/Nov 2025, paper 23Multiple choice1 mark

  Rescuers are drilling through fallen rock in order to rescue some people trapped in a cave. The drill needs lubricating from time to time. Four statements are made about the materials used for the drill tip and the lubricant to explain the reasons for their use.

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• Question 2Oct/Nov 2024, paper 32Structured8 marksHas a diagram

  Hydrogen chloride has a simple molecular structure. State two physical properties of a compound with a simple molecular structure.

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• Question 6Oct/Nov 2023, paper 23Multiple choice1 markHas a diagram

  Which row about the properties of both diamond and silicon(IV) oxide is correct?

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• Question 2May/June 2026, paper 42Structured11 marks

  Bonding is the attraction between particles. The particles can be atoms, molecules, ions or electrons. Bonding can be strong or weak.

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• Question 7Oct/Nov 2025, paper 31Structured11 marksHas a diagram

  Fig. 7.1 shows the apparatus used to electrolyse dilute sulfuric acid using inert electrodes. Fig. 7.1 State what is meant by the term electrolysis.

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• Question 1Oct/Nov 2024, paper 43Structured9 marks

  A list of substances is shown. bauxite carbon dioxide cryolite ethane ethanol ethene graphite helium hematite hydrogen silicon(IV) oxide sodium chloride Answer the following questions using only the substances from the list.

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• Question 8Oct/Nov 2023, paper 31Structured12 marksHas a diagram

  Lithium bromide is a compound with ionic bonding. State the meaning of the term ionic bond.

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• Question 2May/June 2026, paper 43Structured9 marks

  This question is about elements. Identify an element that: is approximately 21% of clean, dry air

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• Question 2Oct/Nov 2025, paper 43Structured8 marks

  Table 2.1 shows the melting points, boiling points and electrical conductivities of seven substances, A, B, C, D, E, F and G. Table 2.1…

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• Question 7May/June 2024, paper 11Multiple choice1 mark

  Which substance has a giant covalent structure?

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• Question 8Oct/Nov 2023, paper 32Structured12 marksHas a diagram

  Zinc chloride is an ionic compound. Ionic compounds are good electrical conductors when molten or in aqueous solution. Describe one other physical property of ionic compounds.

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