Physical properties of acids and bases

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• 5 sections of explanation, worked examples and diagrams
• 1 practice task with hints and worked answers
• A quiz that marks itself as you go
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Other lessons in this sub-strand

1. Acids and bases
2. Reactions of acids and bases
3. Acids and bases around us
4. Acids produce hydrogen ions
5. Bases and alkalis
6. Acids and bases need water
7. Physical properties of acids and bases
8. Litmus as an indicator
9. Methyl orange and phenolphthalein
10. Universal indicator
11. Plant indicators in Kenya
12. Reading the pH scale
13. Each pH unit is tenfold
14. Measuring pH
15. Strong and weak acids
16. Strong and weak alkalis
17. Strength is not concentration
18. Acids with metals
19. The squeaky pop test
20. Acids with carbonates
21. The lime water test
22. Acids with oxides and hydroxides
23. Neutralisation as ions
24. Naming the salt from the acid
25. Stomach acid and antacids
26. Soil pH and liming in Kenya
27. Magadi soda and everyday industry
28. Safety and putting it together