GCSE Chemistry – Giant covalent compounds

Last updated: 11/04/2020
CCEA GCSE Science – Combined science foundation Structures GCSE Chemistry – Giant covalent compounds

Learning Objectives

-I can describe the structure of a giant covalent compound
-I can describe the properties of a giant covalent compound

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  1. Current
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  3. Answered

  1. What is the definition of a covalent bond?

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  2. What is the definition of intermolecular forces?

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  3. Which type of atoms are used during covalent bonding?

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  4. What type of bonding is in a compound with a giant covalent structure?

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  5. Describe the strength of covalent bonds.

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  6. Describe the melting and boiling points of compounds with giant covalent structures.

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  7. Why do compounds with giant covalent structures have high melting and boiling points?

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  8. Describe the solubility of compounds with giant covalent structures in water.

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  9. Describe the general trend of electrical conductivity for compounds with giant covalent structures.

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  10. Why do compounds with giant covalent structures generally not conduct electricity?

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  11. Which is the only compound with a giant covalent structure that can conduct electricity?

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  12. What is diamond made from?

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  13. Describe the electrical conductivity of diamond.

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  14. Describe the electrical conductivity of silicon dioxide.

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  15. What is the definition of a delocalised electron?

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  16. What is the definition of a localised electron?

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  17. What is graphite made from?

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  18. What shaped are the layers of carbon atoms arranged into within graphite?

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  19. Describe the electrical conductivity of graphite.

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  20. Describe the thermal energy conductivity of graphite.

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  21. Why, even though it contains a giant covalent structure, is graphite able to conduct electricity?

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  22. Why, even though it contains a giant covalent structure, is graphite able to conduct thermal energy?

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  23. Which of the following compounds contains a giant covalent structure?

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  24. Which of the following compounds contains a giant covalent structure?

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  25. Which of the following compounds contains a giant covalent structure?

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