Chemistry
Official past papers grouped by session — view the question paper and mark scheme side by side, solve in your notebook, run a timed mock, or play a paper interactively where its questions are already parsed.
96 papers · 33 sessions · 54 interactiveTwo ways to use a paper: open the Question Paper and Mark Scheme PDFs (side-by-side split on desktop, an A/B toggle on mobile) and self-mark, or run a Mock — fullscreen QP with the official timer, then grade against the MS.
Official Pearson Edexcel documents streamed from the syllabai-pastpapers archive (AI-IDENTIFIED provenance, operator ratification pending · index generated 2026-10-21).
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 552 KB · MS 302 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 1.0 MB · MS 379 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 768 KB · MS 262 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 521 KB · MS 270 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 626 KB · MS 378 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 641 KB · MS 270 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 537 KB · MS 421 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 652 KB · MS 401 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 595 KB · MS 382 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 621 KB · MS 372 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 625 KB · MS 389 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 452 KB · MS 235 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 621 KB · MS 241 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 929 KB · MS 240 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 482 KB · MS 212 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 622 KB · MS 599 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 662 KB · MS 270 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 649 KB · MS 282 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 740 KB · MS 293 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 1.2 MB · MS 251 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 240 KB · MS 209 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 563 KB · MS 235 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 923 KB · MS 722 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 1.0 MB · MS 795 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 678 KB · MS 635 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 694 KB · MS 917 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 782 KB · MS 217 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 1.3 MB · MS 201 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 570 KB · MS 725 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 705 KB · MS 615 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 983 KB · MS 596 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 1.0 MB · MS 784 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 895 KB · MS 692 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 669 KB · MS 570 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 1.1 MB · MS 700 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 631 KB · MS 664 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 716 KB · MS 313 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 620 KB · MS 219 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 1000 KB · MS 194 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 922 KB · MS 210 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 641 KB · MS 206 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 807 KB · MS 188 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 430 KB · MS 352 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 832 KB · MS 271 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 586 KB · MS 235 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 735 KB · MS 212 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 501 KB · MS 389 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 558 KB · MS 248 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 170 KB · MS 255 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 228 KB · MS 239 KB
4CH1/1CPaper 1Cplayable
IGCSE chemistry 4CH1 · 2h official · QP 1.6 MB · MS 176 KB
4CH1/1CRPaper 1CTimezone Rplayable
IGCSE chemistry 4CH1 · 2h official · QP 445 KB · MS 275 KB
4CH1/2CPaper 2Cplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 323 KB · MS 168 KB
4CH1/2CRPaper 2CTimezone Rplayable
IGCSE chemistry 4CH1 · 1h 10m official · QP 402 KB · MS 178 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 387 KB · MS 241 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 1006 KB · MS 249 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 190 KB · MS 680 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 167 KB · MS 507 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 161 KB · MS 502 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 113 KB · MS 293 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 537 KB · MS 338 KB
4CH0/1CRPaper 1CLegacy specTimezone R
IGCSE chemistry 4CH0 · 2h official · QP 488 KB · MS 649 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 326 KB · MS 275 KB
4CH0/2CRPaper 2CLegacy specTimezone R
IGCSE chemistry 4CH0 · 1h official · QP 226 KB · MS 212 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 485 KB · MS 524 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 331 KB · MS 446 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 160 KB · MS 550 KB
4CH0/1CRPaper 1CLegacy specTimezone R
IGCSE chemistry 4CH0 · 2h official · QP 163 KB · MS 378 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 163 KB · MS 274 KB
4CH0/2CRPaper 2CLegacy specTimezone R
IGCSE chemistry 4CH0 · 1h official · QP 126 KB · MS 273 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 318 KB · MS 354 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 240 KB · MS 122 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 324 KB · MS 187 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 306 KB · MS 87 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 355 KB · MS 492 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 316 KB · MS 372 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 325 KB · MS 194 KB
4CH0/1CRPaper 1CLegacy specTimezone R
IGCSE chemistry 4CH0 · 2h official · QP 230 KB · MS 354 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 207 KB · MS 182 KB
4CH0/2CRPaper 2CLegacy specTimezone R
IGCSE chemistry 4CH0 · 1h official · QP 280 KB · MS 141 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 252 KB · MS 359 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 276 KB · MS 400 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 361 KB · MS 184 KB
4CH0/1CRPaper 1CLegacy specTimezone R
IGCSE chemistry 4CH0 · 2h official · QP 288 KB · MS 124 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 283 KB · MS 178 KB
4CH0/2CRPaper 2CLegacy specTimezone R
IGCSE chemistry 4CH0 · 1h official · QP 249 KB · MS 117 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 226 KB · MS 1.0 MB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 178 KB · MS 186 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 229 KB · MS 205 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 186 KB · MS 161 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 158 KB · MS 147 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 135 KB · MS 158 KB
4CH0/1CPaper 1CLegacy spec
IGCSE chemistry 4CH0 · 2h official · QP 361 KB · MS 204 KB
4CH0/2CPaper 2CLegacy spec
IGCSE chemistry 4CH0 · 1h official · QP 296 KB · MS 233 KB
4CH1/1CPaper 1C
IGCSE chemistry 4CH1 · 2h official · QP 277 KB · MS 379 KB
4CH1/2CPaper 2C
IGCSE chemistry 4CH1 · 1h 10m official · QP 243 KB · MS 377 KB