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Decoding of Chemistry Olympiad

Decoding of Chemistry OlympiadDecoding of Chemistry OlympiadDecoding of Chemistry Olympiad

Decoding of Chemistry Olympiad

Decoding of Chemistry OlympiadDecoding of Chemistry OlympiadDecoding of Chemistry Olympiad
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    • Classes
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    • Consultation
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  • Home
  • About
  • USNCO
    • General Overview
    • FAQs
    • Learning Objectives
    • DCC
    • Annotated Solutions
    • Misconception
    • Laboratory
    • Study Camp
  • Classes
    • Introduction
    • Registration
    • Placement
    • Testimony
    • National Preps
    • Open Classes
    • Lecture Notes
  • Resources
    • APChem
    • Textbooks
    • IChO
    • CChO
    • Mendeleev
    • VChO
    • WUCT&BCT
    • Other Sites
  • Consultation
    • Newsletters
    • Email
    • Discord
    • WeChat 微信

Chinese Chemistry Olympiad

A brief introduction

“A Competition Much Harder than IChO”

Preliminary Round - Provincial Level

Preliminary Round - Provincial Level

Preliminary Round - Provincial Level

  • 8-10 free response questions with 3 very challenging organic questions
  • 3-hour exam held in late August or early September
  • About 70, 000 students participated nationwide annually
  • Problems and solutions released in the CCS website



Final Round - Winter Camp

Preliminary Round - Provincial Level

Preliminary Round - Provincial Level

  • 8-10 free response questions with 3 very challenging organic questions
  • 4-5 hours exam(s) held in early November 
  • Over 500 students participated nationwide in 2023
  • Problems and solutions are NOT officially released

Training Camp - Team Selection

Preliminary Round - Provincial Level

Training Camp - Team Selection

  • The top 50 students in the Final Round are invited
  • Two-week long training camp in March
  • Multiple theoretical and lab practical Team Selection Exams
  • The top 4 students are selected to make the China team for IChO


CChO Preliminary Round - 2021-24 (in Chinese)

38th in 2024 (new syllabus)

37th in 2023 (revised style)

37th in 2023 (revised style)

Problems

Solutions

37th in 2023 (revised style)

37th in 2023 (revised style)

37th in 2023 (revised style)

Problems

Solutions

36th in 2022 (two tests during COVID)

36th in 2022 (two tests during COVID)

36th in 2022 (two tests during COVID)

Test A Problems (in Sep)

Test A Solutions

Test B Problems (in Oct)

Test B Solutions

35th in 2021

36th in 2022 (two tests during COVID)

36th in 2022 (two tests during COVID)

Problems

Solutions

CChO Final Round - 2021-24 (to be added)

38th in 2024 (held in Guangzhou)

38th in 2024 (held in Guangzhou)

38th in 2024 (held in Guangzhou)

Test 1 Problems

Test 1 Solutions

Test 2 Problems

Test 2 Solutions

37th in 2023 (held in Beijing)

38th in 2024 (held in Guangzhou)

38th in 2024 (held in Guangzhou)

Test 1 Problems

Test 1 Solutions

Test 2 Problems

Test 2 Solutions

36th in 2022 (held in Changchun)

36th in 2022 (held in Changchun)

36th in 2022 (held in Changchun)

Test 1 Problems

Test 1 Solutions

Test 2 Problems

Test 2 Solutions

35th in 2021 (held in Wuhan)

36th in 2022 (held in Changchun)

36th in 2022 (held in Changchun)

Test 1 Problems

Test 1 Solutions

Test 2 Problems

Test 2 Solutions

Chemistry Olympiad in China (by Nankai Chemistry)

Episode 1

In the first episode, Gábor Magyarfalvi, former chairman of the International Chemistry Olympiad Steering Committee and Hungarian chemist, visited China for the first time on behalf of the International Steering Committee. He visited Nankai University, where he met with Chen Jun, Academician of Chinese Academy of Sciences, Vice President of Nankai University and Chairman of the IChO 2022 Organizing Committee. They also observed the 37th China Chemistry Olympiad and exchanged views on the different understandings of competitions between China and other countries.

Episode 2

In the second episode, we follow Professor Pei Jian from Peking University, the current leader of the Chinese national team for IChO, as he reveals the secrets behind the Chinese team's outstanding performance in the International Chemistry Olympiad.

Episode 3

In the third episode, the current chairman of the International Chemistry Olympiad Steering Committee and professor of organic chemistry at the University of Oxford, J. L. Kiappes, visited and had face-to-face discussions with Chinese chemistry researchers and young scholars, offering hopes and suggestions for the future of chemistry education.

Syllabus of CChO

Revised in 2024, in Chinese

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