BGE Atoms, Elements and Compounds

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Across
  1. 4. Name for a column on the periodic table.
  2. 6. The charge of an electron
  3. 9. Used to organise all the elements (8,5)
  4. 10. Group 1 of the periodic table (6.5)
  5. 11. Group 7 of the periodic table - the salt formers
  6. 14. Compounds with only two elements end in this.
  7. 15. Also found in the nucleus of an atom
  8. 18. Compounds that contains three elements end in this.
  9. 19. The charge of a proton
  10. 21. Found in the nucleus of an atom
  11. 22. Everything is made from these.
  12. 23. Name for a row on the periodic table.
Down
  1. 1. OH!
  2. 2. Contains only one type of atom
  3. 3. Found in the centre of the periodic table (10,6)
  4. 5. A substance that cannot be chemically broken down.
  5. 7. Likes to have a partner, like Oxygen.
  6. 8. Likes to be on its own like Helium.
  7. 12. The centre of the atom
  8. 13. What a neutron is.
  9. 16. Orbits round the nucleus of an atom
  10. 17. Group 0 of the periodic table - they don't react (5,5)
  11. 20. Contains two or more different type of atom.