IGCSE Chemistry (9-1) 0971 grade boundaries — June 2026

Cambridge IGCSE (CAIE) (0971). The official grade thresholds for the June 2026 series — the minimum raw mark needed for each grade, by tier and paper combination. Pick the option matching the papers you sat.

Cambridge publishes these as grade threshold tables: "grade thresholds" and "grade boundaries" are two names for the same numbers.

June 2026 at a glance

A 5 in Chemistry (9-1) required 122/200 (61%) on papers 11, 31, 51.
Across paper variants, the 5 boundary ranged from 98 to 130 marks — variant choice mattered this session.
A grade 4 needed roughly 53% on papers 11, 31, 51.

Papers 11, 31, 51

Grade	Min mark	Min %
5	122	61%
4	105	53%
3	82	41%
2	60	30%
1	38	19%

Maximum mark: 200.

Papers 11, 31, 61

Grade	Min mark	Min %
5	124	62%
4	107	54%
3	84	42%
2	61	31%
1	39	20%

Maximum mark: 200.

Papers 12, 32, 52

Grade	Min mark	Min %
5	125	63%
4	107	54%
3	83	42%
2	59	30%
1	35	18%

Maximum mark: 200.

Papers 12, 32, 62

Grade	Min mark	Min %
5	126	63%
4	108	54%
3	83	42%
2	59	30%
1	35	18%

Maximum mark: 200.

Papers 21, 41, 51

Grade	Min mark	Min %
9	175	88%
8	161	81%
7	147	74%
6	128	64%
5	109	55%
4	91	46%
3	74	37%
2	57	29%
1	40	20%

Maximum mark: 200.

Papers 21, 41, 61

Grade	Min mark	Min %
9	179	90%
8	164	82%
7	150	75%
6	131	66%
5	112	57%
4	93	47%
3	75	38%
2	58	29%
1	41	21%

Maximum mark: 200.

Papers 22, 42, 52

Grade	Min mark	Min %
9	168	84%
8	153	77%
7	138	69%
6	118	59%
5	98	49%
4	79	40%
3	64	32%
2	49	25%
1	35	18%

Maximum mark: 200.

Papers 22, 42, 62

Grade	Min mark	Min %
9	169	85%
8	154	77%
7	139	70%
6	119	60%
5	99	50%
4	80	40%
3	65	33%
2	50	25%
1	35	18%

Maximum mark: 200.

Papers 31, 54, 71

Grade	Min mark	Min %
5	123	62%
4	106	53%
3	83	42%
2	60	30%
1	38	19%

Maximum mark: 200.

Papers 31, 54, 74

Grade	Min mark	Min %
5	123	62%
4	106	53%
3	84	42%
2	62	31%
1	40	20%

Maximum mark: 200.

Papers 31, 82, 92

Grade	Min mark	Min %
5	123	62%
4	105	53%
3	81	41%
2	57	29%
1	34	17%

Maximum mark: 200.

Papers 31, 82, 95

Grade	Min mark	Min %
5	123	62%
4	105	53%
3	81	41%
2	58	29%
1	35	18%

Maximum mark: 200.

Papers 32, 55, 72

Grade	Min mark	Min %
5	129	65%
4	111	56%
3	87	44%
2	63	32%
1	39	20%

Maximum mark: 200.

Papers 32, 55, 75

Grade	Min mark	Min %
5	130	65%
4	112	57%
3	88	44%
2	64	32%
1	40	20%

Maximum mark: 200.

Papers 41, 64, 71

Grade	Min mark	Min %
9	175	88%
8	161	81%
7	148	74%
6	129	65%
5	110	56%
4	92	46%
3	75	38%
2	58	29%
1	41	21%

Maximum mark: 200.

Papers 41, 64, 74

Grade	Min mark	Min %
9	177	89%
8	163	82%
7	150	75%
6	130	65%
5	111	56%
4	92	46%
3	75	38%
2	59	30%
1	43	22%

Maximum mark: 200.

Papers 41, 85, 92

Grade	Min mark	Min %
9	176	88%
8	160	80%
7	145	73%
6	127	64%
5	109	55%
4	91	46%
3	73	37%
2	55	28%
1	37	19%

Maximum mark: 200.

Papers 41, 85, 95

Grade	Min mark	Min %
9	174	87%
8	159	80%
7	145	73%
6	127	64%
5	109	55%
4	91	46%
3	73	37%
2	55	28%
1	38	19%

Maximum mark: 200.

Papers 42, 65, 72

Grade	Min mark	Min %
9	167	84%
8	153	77%
7	140	70%
6	120	60%
5	100	50%
4	81	41%
3	66	33%
2	51	26%
1	37	19%

Maximum mark: 200.

Papers 42, 65, 75

Grade	Min mark	Min %
9	168	84%
8	154	77%
7	141	71%
6	121	61%
5	101	51%
4	82	41%
3	67	34%
2	52	26%
1	38	19%

Maximum mark: 200.

Papers 50

Grade	Min mark	Min %
9	81	90%
8	78	87%
7	75	84%
6	69	77%
5	63	70%
4	57	64%
3	47	53%
2	37	42%
1	27	30%

Maximum mark: 90.

Calculate your Chemistry (9-1) grade →

Official source (PDF) →

Figures sourced from the official Cambridge grade threshold tables. Always confirm with your exam board.