Past papers from the Chemistry Olympiad, from 2003 to 2020, inclusive. Files include test papers, mark schemes and examiners’ reports, organised by year.

You can view the Olympiad support booklet or access video question walkthroughs from the Olympiad Bites series in the Related Articles section below.

### Downloads

#### Olympiad 2021 R1 Questions

PDF, Size 1.45 mb#### Olympiad 2021 R1 Answer Booklet

PDF, Size 0.45 mb#### Olympiad 2021 R1 Mark Scheme

PDF, Size 0.79 mb#### Olympiad 2020 R1 Questions

PDF, Size 1.54 mb#### Olympiad 2020 R1 Mark Scheme

PDF, Size 0.85 mb#### Olympiad 2020 R1 Answer booklet

PDF, Size 0.3 mb#### Olympiad 2019 R1 Questions

**Handout**| PDF, Size 1.28 mb#### Olympiad 2019 R1 Mark Scheme

**Handout**| PDF, Size 0.56 mb#### Olympiad 2019 R1 Answer booklet

**Handout**| PDF, Size 0.17 mb#### Olympiad 2018 R1 Questions

**Handout**| PDF, Size 1.54 mb#### Olympiad 2018 R1 Mark Scheme

**Handout**| PDF, Size 1 mb#### Olympiad 2018 R1 examiners' report

**Handout**| PDF, Size 0.21 mb#### Olympiad 2017 R1 Questions

**Handout**| PDF, Size 1.11 mb#### Olympiad 2017 R1 Mark Scheme

**Handout**| PDF, Size 0.7 mb#### Olympiad 2017 R1 examiners' report

**Handout**| PDF, Size 0.48 mb#### Olympiad 2016 R1 Questions

**Handout**| PDF, Size 1.19 mb#### Olympiad 2016 R1 Mark Scheme

**Handout**| PDF, Size 0.82 mb#### Olympiad 2016 R1 examiners' report

**Handout**| PDF, Size 0.25 mb#### Olympiad 2015 R1 Questions

**Handout**| PDF, Size 1.21 mb#### Olympiad 2015 R1 Mark Scheme

**Handout**| PDF, Size 0.58 mb#### Olympiad 2015 R1 examiners' report

**Handout**| PDF, Size 0.24 mb#### Olympiad 2014 R1 Questions

**Handout**| PDF, Size 1.12 mb#### Olympiad 2014 R1 Mark Scheme

**Handout**| PDF, Size 0.48 mb#### Olympiad 2014 R1 examiners' report

**Handout**| PDF, Size 0.36 mb#### Olympiad 2013 R1 Questions

**Handout**| PDF, Size 1.74 mb#### Olympiad 2013 R1 Mark Scheme

**Handout**| PDF, Size 1.09 mb#### Olympiad 2013 R1 examiners' report

**Handout**| PDF, Size 0.22 mb#### Olympiad 2012 R1 Questions

**Handout**| PDF, Size 0.94 mb#### Olympiad 2012 R1 Mark Scheme

**Handout**| PDF, Size 0.34 mb#### Olympiad 2011 R1 Questions

**Handout**| PDF, Size 0.1 mb#### Olympiad 2011 R1 Mark Scheme

**Handout**| PDF, Size 41.83 kb#### Olympiad 2010 R1 Questions

**Handout**| PDF, Size 0.78 mb#### Olympiad 2010 R1 Mark Scheme

**Handout**| PDF, Size 0.15 mb#### Olympiad 2009 R1 Questions

**Handout**| PDF, Size 0.64 mb#### Olympiad 2009 R1 Mark Scheme

**Handout**| PDF, Size 0.2 mb#### Olympiad 2008 R1 Questions

**Handout**| PDF, Size 0.59 mb#### Olympiad 2008 R1 Mark Scheme

**Handout**| PDF, Size 0.1 mb#### Olympiad 2007 R1 Questions

**Handout**| PDF, Size 0.48 mb#### Olympiad 2007 R1 Mark Scheme

**Handout**| PDF, Size 0.1 mb#### Olympiad 2006 R1 Questions

**Handout**| PDF, Size 0.51 mb#### Olympiad 2006 R1 Mark Scheme

**Handout**| PDF, Size 0.17 mb#### Olympiad 2005 R1 Questions

**Handout**| PDF, Size 0.7 mb#### Olympiad 2005 R1 Mark Scheme

**Handout**| PDF, Size 41.58 kb#### Olympiad 2004 R1 questions

**Handout**| PDF, Size 0.45 mb#### Olympiad 2004 R1 Mark Scheme

**Handout**| PDF, Size 45.4 kb#### Olympiad 2003 R1 Questions

**Handout**| PDF, Size 2.53 mb#### Olympiad 2003 R1 Mark Scheme

**Handout**| PDF, Size 38.2 kb

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