AQA A level Chemistry grade boundaries
Specification 7405
June 2026 · A-level
300 marks in totalOfficial exam-board qualification boundaries. Use marks from this specification, entry option and exam series. A single paper is not a qualification grade.
Qualification boundaries
| Grade | Marks | Percentage |
|---|---|---|
| A* | 255 | 85.0% |
| A | 220 | 73.3% |
| B | 181 | 60.3% |
| C | 142 | 47.3% |
| D | 104 | 34.7% |
| E | 66 | 22.0% |
Enter your marks
Leave unfinished papers blank. Enter zero only for a marked score of zero. Marks are processed for this calculation and are not saved by the application.
Notional component boundaries · June 2026
Official notional component boundaries, checked against the published table. Use these to compare a paper score; your qualification grade uses the total.
7405/1 · 105 marks
| Grade | Raw marks | Percentage |
|---|---|---|
| A* | 91 | 86.7% |
| A | 80 | 76.2% |
| B | 65 | 61.9% |
| C | 51 | 48.6% |
| D | 37 | 35.2% |
| E | 23 | 21.9% |
7405/2 · 105 marks
| Grade | Raw marks | Percentage |
|---|---|---|
| A* | 87 | 82.9% |
| A | 73 | 69.5% |
| B | 60 | 57.1% |
| C | 47 | 44.8% |
| D | 34 | 32.4% |
| E | 22 | 21% |
7405/3 · 90 marks
| Grade | Raw marks | Percentage |
|---|---|---|
| A* | 77 | 85.6% |
| A | 67 | 74.4% |
| B | 55 | 61.1% |
| C | 43 | 47.8% |
| D | 32 | 35.6% |
| E | 21 | 23.3% |
Other recorded years
Each row uses its own recorded maximum. Comparisons do not predict the next series.