Grade boundaries
Edexcel International AS and A level Chemistry XCH11/YCH11 grade boundaries October 2023
The least raw mark that reached each grade in October 2023, as Edexcel printed it, for the whole subject and each paper.
From Edexcel’s grade boundaries for October 2023: the board’s document.
| Grade | WCH11/1out of 80 | WCH12/2out of 80 | WCH13/3out of 50 | WCH14/4out of 90 | WCH15/5out of 90 | WCH16/6out of 50 |
|---|---|---|---|---|---|---|
| A* | – | – | – | 72 | 69 | 36 |
| A | 57 | 51 | 36 | 65 | 62 | 32 |
| B | 50 | 45 | 31 | 58 | 55 | 28 |
| C | 43 | 39 | 26 | 51 | 48 | 24 |
| D | 36 | 34 | 21 | 44 | 41 | 20 |
| E | 29 | 29 | 17 | 38 | 35 | 17 |
Marks for each grade
Paper WCH11/1
- 57 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade A in October 2023.
- 50 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade B in October 2023.
- 43 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade C in October 2023.
- 36 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade D in October 2023.
- 29 out of 80 on Edexcel XCH11/YCH11 paper WCH11/1 was a grade E in October 2023.
Paper WCH12/2
- 51 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade A in October 2023.
- 45 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade B in October 2023.
- 39 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade C in October 2023.
- 34 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade D in October 2023.
- 29 out of 80 on Edexcel XCH11/YCH11 paper WCH12/2 was a grade E in October 2023.
Paper WCH13/3
- 36 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade A in October 2023.
- 31 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade B in October 2023.
- 26 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade C in October 2023.
- 21 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade D in October 2023.
- 17 out of 50 on Edexcel XCH11/YCH11 paper WCH13/3 was a grade E in October 2023.
Paper WCH14/4
- 72 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade A* in October 2023.
- 65 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade A in October 2023.
- 58 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade B in October 2023.
- 51 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade C in October 2023.
- 44 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade D in October 2023.
- 38 out of 90 on Edexcel XCH11/YCH11 paper WCH14/4 was a grade E in October 2023.
Paper WCH15/5
- 69 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade A* in October 2023.
- 62 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade A in October 2023.
- 55 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade B in October 2023.
- 48 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade C in October 2023.
- 41 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade D in October 2023.
- 35 out of 90 on Edexcel XCH11/YCH11 paper WCH15/5 was a grade E in October 2023.
Paper WCH16/6
- 36 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade A* in October 2023.
- 32 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade A in October 2023.
- 28 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade B in October 2023.
- 24 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade C in October 2023.
- 20 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade D in October 2023.
- 17 out of 50 on Edexcel XCH11/YCH11 paper WCH16/6 was a grade E in October 2023.