CHEMISTRY Revision

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Across
  1. 3. A soluble base (6)
  2. 4. A subatomic particle with a negative charge (7)
  3. 8. Water molecules chemically bonded into a crystal structure (5,2,15)
  4. 10. Acid + Metal --> Salt + ? (8)
  5. 11. The pH where something is neutral (5)
  6. 12. A molecule that can donate a proton or accept an electron pair in a reaction (4)
  7. 13. A substance which can be dissolved in a solvent (6)
  8. 14. A method to find the concentration of an unknown substance (9)
  9. 15. A positively charged ion (6)
Down
  1. 1. When a solution has the maximum amount of of a substance dissolved in a liquid. (9,8)
  2. 2. When the hydrogen in an acid is replaced with a metal in a reaction (4)
  3. 5. The dense, center of the atom (7)
  4. 6. A substance in which substances can be dissolved (7)
  5. 7. A negatively charged ion (5)
  6. 9. The point where one drop of a solution will neutralize the other solution and involve a colour change (3,5)