CHEMISTRY Revision

3. A soluble base (6)
4. The maximum amount of solute that can dissolve in a known amount of solvent at a given temperature (10)
6. A method to find the concentration of an unknown substance (9)
8. When the hydrogen in an acid is replaced with a metal in a reaction (4)
9. A subatomic particle with a negative charge (7)
11. A synonym for fizzing in a chemical reaction (13)
12. A positively charged ion (6)
13. A negatively charged ion (5)
14. The dense, center of the atom (7)
16. A substance in which substances can be dissolved (7)

1. The arrangement of metals in order from most to least reactive (10,6)
2. A substance which can be dissolved in a solvent (6)
3. A molecule that can donate a proton or accept an electron pair in a reaction (4)
4. When a solution has the maximum amount of of a substance dissolved in a liquid. (9,8)
5. Water molecules chemically bonded into a crystal structure (5,2,15)
7. Acid + Metal --> Salt + ? (8)
10. The pH where something is neutral (5)
15. The reaction where there is oxidation and reduction in short (5)
17. The point where one drop of a solution will neutralize the other solution and involve a colour change (3,5)