CHEMISTRY Revision

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