Chemistry 5070 · 7 Acids, bases and salts
7.3 Preparation of salts
Describe methods to prepare, separate, and purify soluble and insoluble salts, state general solubility rules, and define water of crystallisation.
- Questions
- 152
- Years
- 2004–2026
- Multiple choice
- 86
- Written answer
- 66
- Average marks
- 4.5
Practise acids, bases and salts questions with instant markingTeachers: build a worksheet from past papers
Where this subtopic appears
- Paper 1variants 01, 11, 1282
- Paper 4variants 04, 41, 4244
- Paper 2variants 02, 21, 2222
- Paper 3variants 03, 31, 324
Questions by year
| Year | May/June | Oct/Nov | Total |
|---|---|---|---|
| 2026 | 5 | – | 5 |
| 2023 | 5 | 8 | 13 |
| 2022 | 8 | 4 | 12 |
| 2021 | 8 | 6 | 14 |
| 2020 | 4 | 6 | 10 |
| 2019 | 4 | 4 | 8 |
| 2018 | 5 | 3 | 8 |
| 2017 | 3 | 2 | 5 |
| 2016 | 7 | 6 | 13 |
| 2015 | 2 | 6 | 8 |
| 2014 | 2 | 2 | 4 |
| 2013 | 1 | 1 | 2 |
| 2012 | 3 | 3 | 6 |
| 2011 | 1 | – | 1 |
| 2009 | 3 | 3 | 6 |
| 2008 | 5 | – | 5 |
| 2007 | 5 | 8 | 13 |
| 2006 | 5 | 4 | 9 |
| 2005 | 4 | 3 | 7 |
| 2004 | – | 3 | 3 |
