Chemistry Unit 2

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Across
  1. 2. Bonding between non-metal atoms
  2. 3. _______ shells where electrons are found in an atom
  3. 7. Formed when an atom loses or gains an electron
  4. 11. ________ electrons that are free to move and carry a charge
  5. 13. How covalent bonds are formed - _________ pairs of electrons
  6. 14. Property of fullerene which allows them to transport drugs
  7. 18. _________ forces between molecules
  8. 22. Property of group 0 elements because they have a full outer shell of electrons
  9. 24. First fullerene discovered
  10. 25. Structure of carbon nanotube
  11. 26. Describe strong covalent bonds
Down
  1. 1. Property of graphite because of its layers
  2. 4. Charge of a non-metal ion
  3. 5. Charge of a metal ion
  4. 6. Giant covalent structure has 3 bonds per carbon atoms
  5. 8. State when ions are free to move in an ionic structure and carry a charge
  6. 9. Graphite is arranged in _________________
  7. 10. state symbol is (l)
  8. 12. Giant covalent structure has 4 bonds per carbon atoms
  9. 15. Bonding between metals and non-metals
  10. 16. Forces between oppositely charged ions
  11. 17. Shape of the buckminsterfullerene
  12. 19. A single layer of graphite
  13. 20. state symbol is (g)
  14. 21. _________ gases - name of group 0 elements
  15. 23. Centre of the atom