OCR A level Chemistry past papers and mark schemes

Specification: H432, H433
Years: June 2017 to June 2025 · 10 series
Question papers: 55
Next exam: Fri, 28 May 2027 · Paper 1: Periodic table, elements and physical chemistry

Every grade boundary Other boards: AQA Edexcel Eduqas WJEC CCEA

Beside each year: the total raw marks OCR set for grade A and C across all the papers. For a June series, the share of all UK entries, every board, who got A* to C that summer (JCQ).

June 2025

Grade A: 213/270 79%
Grade C: 137/270 51%
UK, all boards: 73.9% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2025 OCR's boundaries document

June 2024

Grade A: 212/270 79%
Grade C: 134/270 50%
UK, all boards: 73.5% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2024 OCR's boundaries document

June 2023

Grade A: 198/270 73%
Grade C: 118/270 44%
UK, all boards: 71.6% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2023 OCR's boundaries document

June 2022

Grade A: 168/270 62%
Grade C: 97/270 36%
UK, all boards: 76.3% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2022 OCR's boundaries document

November 2021

Grade A: 172/270 64%
Grade C: 107/270 40%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, November 2021 OCR's boundaries document

November 2020

Grade A: 179/270 66%
Grade C: 110/270 41%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, November 2020 OCR's boundaries document

June 2019

Grade A: 196/270 73%
Grade C: 126/270 47%
UK, all boards: 72.2% A* to C

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2019 OCR's boundaries document

June 2018

Grade A: 205/270 76%
Grade C: 133/270 49%

Paper	Question paper	Mark scheme	Examiners' report
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report

Every grade boundary, June 2018 OCR's boundaries document

June 2017

Grade A: 198/270 73%
Grade C: 130/270 48%

Paper	Question paper	Mark scheme
Paper 1	Question paper
Paper 2	Question paper	Mark scheme
Paper 3	Question paper	Mark scheme

Every grade boundary, June 2017 OCR's boundaries document

Chemistry B (Salters) H433

2025
2024
Jan 2024
2023
2022
Nov 2021
Nov 2020
2019
2018
2017

June 2025

Grade A: 176/270 65%
Grade C: 117/270 43%
UK, all boards: 73.9% A* to C

Paper	Question paper	Mark scheme	Examiners' report	Insert
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report	Insert

Every grade boundary, June 2025 OCR's boundaries document

June 2024

Grade A: 186/270 69%
Grade C: 127/270 47%
UK, all boards: 73.5% A* to C

Paper	Question paper	Mark scheme	Examiners' report	Insert
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report	Insert

Every grade boundary, June 2024 OCR's boundaries document

January 2024

Paper	Question paper	Mark scheme	Examiners' report	Insert
Paper 2	Question paper

June 2023

Grade A: 177/270 66%
Grade C: 115/270 43%
UK, all boards: 71.6% A* to C

Paper	Question paper	Mark scheme	Examiners' report	Insert
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report	Insert

Every grade boundary, June 2023 OCR's boundaries document

June 2022

Grade A: 165/270 61%
Grade C: 103/270 38%
UK, all boards: 76.3% A* to C

Paper	Question paper	Mark scheme	Examiners' report	Insert
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report
Paper 3	Question paper	Mark scheme	Examiners' report	Insert

Every grade boundary, June 2022 OCR's boundaries document

November 2021

Grade A: 148/270 55%
Grade C: 94/270 35%

Paper	Question paper	Mark scheme	Examiners' report	Insert
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report	Insert
Paper 3	Question paper	Mark scheme	Examiners' report	Insert

Every grade boundary, November 2021 OCR's boundaries document

November 2020

Grade A: 158/270 59%
Grade C: 100/270 37%

Paper	Question paper	Mark scheme	Examiners' report	Insert
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report	Insert
Paper 3	Question paper	Mark scheme	Examiners' report	Insert

Every grade boundary, November 2020 OCR's boundaries document

June 2019

Grade A: 173/270 64%
Grade C: 117/270 43%
UK, all boards: 72.2% A* to C

Paper	Question paper	Mark scheme	Examiners' report	Insert
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report	Insert
Paper 3	Question paper	Mark scheme	Examiners' report	Insert

Every grade boundary, June 2019 OCR's boundaries document

June 2018

Grade A: 172/270 64%
Grade C: 113/270 42%

Paper	Question paper	Mark scheme	Examiners' report	Insert
Paper 1	Question paper	Mark scheme	Examiners' report
Paper 2	Question paper	Mark scheme	Examiners' report	Insert
Paper 3	Question paper	Mark scheme	Examiners' report	Insert

Every grade boundary, June 2018 OCR's boundaries document

June 2017

Grade A: 182/270 67%
Grade C: 123/270 46%

Paper	Question paper	Mark scheme	Insert
Paper 1	Question paper	Mark scheme
Paper 2	Question paper	Mark scheme
Paper 3	Question paper	Mark scheme	Insert

Every grade boundary, June 2017 OCR's boundaries document

Exam dates, summer 2027: Chemistry A

Friday, 28 May 2027 Paper 1: Periodic table, elements and physical chemistry, morning
Thursday, 10 June 2027 Paper 2: Synthesis and analytical techniques, morning
Thursday, 17 June 2027 Paper 3: Unified chemistry, morning

From OCR A level timetable, summer 2027 (final).

Exam dates, summer 2027: Chemistry B (Salters)

Friday, 28 May 2027 Paper 1: Fundamentals of chemistry, morning
Thursday, 10 June 2027 Paper 2: Scientific literacy in chemistry, morning
Thursday, 17 June 2027 Paper 3: Practical skills in chemistry, morning

From OCR A level timetable, summer 2027 (final).

Papers open on OCR's site in a new tab. A year appears here once the board publishes its papers.

Tutors

Tutors who teach OCR A level Chemistry

85 tutors teach A level Chemistry · 75 list OCR. Tutors set their own rates, and you can message them free before you decide.

See the 75 who list OCR

Any board

All 85 A level Chemistry tutors

Or search by area

Find a tutor near you

Chemistry A H432

Chemistry B (Salters) H433

Exam dates, summer 2027: Chemistry A

Exam dates, summer 2027: Chemistry B (Salters)

Tutors who teach OCR A level Chemistry

Related