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Pearson Edexcel International A Level

Chemistry YCH11 past papers 2023

18 question papers from October and May/June and January 2023, every variant with its mark scheme and official grade boundaries. Open any paper in Study Drive, free and with no sign-up.

October 2023 6 papers

PaperCodesGrade boundariesOpen in Study Drive
Unit 1ASStructure, Bonding and Introducttion to Organic ChemistryWCH11/01
wch11-01-que-20231011
out of 80 · A 57 · B 50 · C 43 · D 36 · E 29PaperPaper + mark scheme
Unit 2ASEnergetics, Group Chemistry, Halogenoalkanes and AlcoholWCH12/01
wch12-01-que-20231014
out of 80 · A 51 · B 45 · C 39 · D 34 · E 29PaperPaper + mark scheme
Unit 3ASPractical Skills in Chemistry IWCH13/01
wch13-01-que-20231018
out of 50 · A 36 · B 31 · C 26 · D 21 · E 17PaperPaper + mark scheme
Unit 4A2Rates, Equilibria and Further Organic ChemistryWCH14/01
wch14-01-que-20231021
out of 90 · A* 72 · A 65 · B 58 · C 51 · D 44 · E 38PaperPaper + mark scheme
Unit 5A2Transition Metals and Organic Nitrogen ChemistryWCH15/01
wch15-01-que-20231025
out of 90 · A* 69 · A 62 · B 55 · C 48 · D 41 · E 35PaperPaper + mark scheme
Unit 6A2Practical Skills in Chemistry IIWCH16/01
wch16-01-que-20231027
out of 50 · A* 36 · A 32 · B 28 · C 24 · D 20 · E 17Paper

May/June 2023 6 papers

PaperCodesGrade boundariesOpen in Study Drive
Unit 1ASStructure, Bonding and Introducttion to Organic ChemistryWCH11/01
wch11-01-que-20230511
out of 80 · A 58 · B 51 · C 44 · D 37 · E 30PaperPaper + mark scheme
Unit 2ASEnergetics, Group Chemistry, Halogenoalkanes and AlcoholWCH12/01
wch12-01-que-20230516
out of 80 · A 50 · B 44 · C 38 · D 33 · E 28PaperPaper + mark scheme
Unit 3ASPractical Skills in Chemistry IWCH13/01
wch13-01-que-20230527
out of 50 · A 36 · B 31 · C 26 · D 21 · E 17PaperPaper + mark scheme
Unit 4A2Rates, Equilibria and Further Organic ChemistryWCH14/01
wch14-01-que-20230603
out of 90 · A* 73 · A 66 · B 59 · C 52 · D 45 · E 39PaperPaper + mark scheme
Unit 5A2Transition Metals and Organic Nitrogen ChemistryWCH15/01
wch15-01-que-20230608
out of 90 · A* 69 · A 62 · B 55 · C 48 · D 41 · E 35PaperPaper + mark scheme
Unit 6A2Practical Skills in Chemistry IIWCH16/01
wch16-01-que-20230613
out of 50 · A* 36 · A 32 · B 28 · C 24 · D 20 · E 17PaperPaper + mark scheme

January 2023 6 papers

PaperCodesGrade boundariesOpen in Study Drive
Unit 1ASStructure, Bonding and Introducttion to Organic ChemistryWCH11/01
wch11-01-que-20230112
out of 80 · A 46 · B 40 · C 34 · D 28 · E 22PaperPaper + mark scheme
Unit 2ASEnergetics, Group Chemistry, Halogenoalkanes and AlcoholWCH12/01
wch12-01-que-20230117
out of 80 · A 45 · B 38 · C 31 · D 24 · E 17PaperPaper + mark scheme
Unit 3ASPractical Skills in Chemistry IWCH13/01
wch13-01-que-20230120
out of 50 · A 27 · B 23 · C 19 · D 15 · E 12PaperPaper + mark scheme
Unit 4A2Rates, Equilibria and Further Organic ChemistryWCH14/01
wch14-01-que-20230110
out of 90 · A* 71 · A 57 · B 49 · C 41 · D 33 · E 25PaperPaper + mark scheme
Unit 5A2Transition Metals and Organic Nitrogen ChemistryWCH15/01
wch15-01-que-20230113
out of 90 · A* 59 · A 45 · B 38 · C 31 · D 25 · E 19PaperPaper + mark scheme
Unit 6A2Practical Skills in Chemistry IIWCH16/01
wch16-01-que-20230119
out of 50 · A* 37 · A 28 · B 24 · C 20 · D 16 · E 13PaperPaper + mark scheme