Grade boundaries
Edexcel International GCSE (9–1) Chemistry 4CH1 grade boundaries June 2025
The least raw mark that reached each grade in June 2025, as Edexcel printed it, for the whole subject and each paper.
From Edexcel’s grade boundaries for June 2025: the board’s document.
| Grade | Whole subject (1C 2C)out of 180 | Whole subject (1CR 2CR)out of 180 | 4CH1/1Cout of 110 | 4CH1/1CRout of 110 | 4CH1/2Cout of 70 | 4CH1/2CRout of 70 |
|---|---|---|---|---|---|---|
| 9 | 151 | 154 | 89 | 89 | 62 | 65 |
| 8 | 134 | 136 | 79 | 79 | 55 | 57 |
| 7 | 117 | 119 | 69 | 69 | 48 | 50 |
| 6 | 104 | 106 | 62 | 62 | 42 | 44 |
| 5 | 91 | 93 | 55 | 55 | 36 | 38 |
| 4 | 79 | 81 | 48 | 48 | 31 | 33 |
| 3 | 62 | 64 | 38 | 38 | 24 | 26 |
| 2 | 45 | 47 | 28 | 28 | 17 | 19 |
| 1 | 29 | 31 | 18 | 19 | 11 | 12 |
Marks for each grade
In total (1C 2C)
- 151 out of 180 on Edexcel 4CH1 (1C 2C) in total was a grade 9 in June 2025.
- 134 out of 180 on Edexcel 4CH1 (1C 2C) in total was a grade 8 in June 2025.
- 117 out of 180 on Edexcel 4CH1 (1C 2C) in total was a grade 7 in June 2025.
- 104 out of 180 on Edexcel 4CH1 (1C 2C) in total was a grade 6 in June 2025.
- 91 out of 180 on Edexcel 4CH1 (1C 2C) in total was a grade 5 in June 2025.
- 79 out of 180 on Edexcel 4CH1 (1C 2C) in total was a grade 4 in June 2025.
- 62 out of 180 on Edexcel 4CH1 (1C 2C) in total was a grade 3 in June 2025.
- 45 out of 180 on Edexcel 4CH1 (1C 2C) in total was a grade 2 in June 2025.
- 29 out of 180 on Edexcel 4CH1 (1C 2C) in total was a grade 1 in June 2025.
In total (1CR 2CR)
- 154 out of 180 on Edexcel 4CH1 (1CR 2CR) in total was a grade 9 in June 2025.
- 136 out of 180 on Edexcel 4CH1 (1CR 2CR) in total was a grade 8 in June 2025.
- 119 out of 180 on Edexcel 4CH1 (1CR 2CR) in total was a grade 7 in June 2025.
- 106 out of 180 on Edexcel 4CH1 (1CR 2CR) in total was a grade 6 in June 2025.
- 93 out of 180 on Edexcel 4CH1 (1CR 2CR) in total was a grade 5 in June 2025.
- 81 out of 180 on Edexcel 4CH1 (1CR 2CR) in total was a grade 4 in June 2025.
- 64 out of 180 on Edexcel 4CH1 (1CR 2CR) in total was a grade 3 in June 2025.
- 47 out of 180 on Edexcel 4CH1 (1CR 2CR) in total was a grade 2 in June 2025.
- 31 out of 180 on Edexcel 4CH1 (1CR 2CR) in total was a grade 1 in June 2025.
Paper 4CH1/1C
- 89 out of 110 on Edexcel 4CH1 paper 4CH1/1C was a grade 9 in June 2025.
- 79 out of 110 on Edexcel 4CH1 paper 4CH1/1C was a grade 8 in June 2025.
- 69 out of 110 on Edexcel 4CH1 paper 4CH1/1C was a grade 7 in June 2025.
- 62 out of 110 on Edexcel 4CH1 paper 4CH1/1C was a grade 6 in June 2025.
- 55 out of 110 on Edexcel 4CH1 paper 4CH1/1C was a grade 5 in June 2025.
- 48 out of 110 on Edexcel 4CH1 paper 4CH1/1C was a grade 4 in June 2025.
- 38 out of 110 on Edexcel 4CH1 paper 4CH1/1C was a grade 3 in June 2025.
- 28 out of 110 on Edexcel 4CH1 paper 4CH1/1C was a grade 2 in June 2025.
- 18 out of 110 on Edexcel 4CH1 paper 4CH1/1C was a grade 1 in June 2025.
Paper 4CH1/1CR
- 89 out of 110 on Edexcel 4CH1 paper 4CH1/1CR was a grade 9 in June 2025.
- 79 out of 110 on Edexcel 4CH1 paper 4CH1/1CR was a grade 8 in June 2025.
- 69 out of 110 on Edexcel 4CH1 paper 4CH1/1CR was a grade 7 in June 2025.
- 62 out of 110 on Edexcel 4CH1 paper 4CH1/1CR was a grade 6 in June 2025.
- 55 out of 110 on Edexcel 4CH1 paper 4CH1/1CR was a grade 5 in June 2025.
- 48 out of 110 on Edexcel 4CH1 paper 4CH1/1CR was a grade 4 in June 2025.
- 38 out of 110 on Edexcel 4CH1 paper 4CH1/1CR was a grade 3 in June 2025.
- 28 out of 110 on Edexcel 4CH1 paper 4CH1/1CR was a grade 2 in June 2025.
- 19 out of 110 on Edexcel 4CH1 paper 4CH1/1CR was a grade 1 in June 2025.
Paper 4CH1/2C
- 62 out of 70 on Edexcel 4CH1 paper 4CH1/2C was a grade 9 in June 2025.
- 55 out of 70 on Edexcel 4CH1 paper 4CH1/2C was a grade 8 in June 2025.
- 48 out of 70 on Edexcel 4CH1 paper 4CH1/2C was a grade 7 in June 2025.
- 42 out of 70 on Edexcel 4CH1 paper 4CH1/2C was a grade 6 in June 2025.
- 36 out of 70 on Edexcel 4CH1 paper 4CH1/2C was a grade 5 in June 2025.
- 31 out of 70 on Edexcel 4CH1 paper 4CH1/2C was a grade 4 in June 2025.
- 24 out of 70 on Edexcel 4CH1 paper 4CH1/2C was a grade 3 in June 2025.
- 17 out of 70 on Edexcel 4CH1 paper 4CH1/2C was a grade 2 in June 2025.
- 11 out of 70 on Edexcel 4CH1 paper 4CH1/2C was a grade 1 in June 2025.
Paper 4CH1/2CR
- 65 out of 70 on Edexcel 4CH1 paper 4CH1/2CR was a grade 9 in June 2025.
- 57 out of 70 on Edexcel 4CH1 paper 4CH1/2CR was a grade 8 in June 2025.
- 50 out of 70 on Edexcel 4CH1 paper 4CH1/2CR was a grade 7 in June 2025.
- 44 out of 70 on Edexcel 4CH1 paper 4CH1/2CR was a grade 6 in June 2025.
- 38 out of 70 on Edexcel 4CH1 paper 4CH1/2CR was a grade 5 in June 2025.
- 33 out of 70 on Edexcel 4CH1 paper 4CH1/2CR was a grade 4 in June 2025.
- 26 out of 70 on Edexcel 4CH1 paper 4CH1/2CR was a grade 3 in June 2025.
- 19 out of 70 on Edexcel 4CH1 paper 4CH1/2CR was a grade 2 in June 2025.
- 12 out of 70 on Edexcel 4CH1 paper 4CH1/2CR was a grade 1 in June 2025.