Argentina ChO Level-1 & Level-Initial¶
There are multiple levels in the Argentina Chemistry Olympiad, to accommodate students from different school years and educational pathways. Level Initial and Level 1 are the junior tiers, targeting middle-school students who are building their first foundations in chemistry.
Knowledge Requirements¶
Level-Initial (Grade 8-, science track) is the most accessible entry point. Problems focus on conceptual understanding rather than complex calculation: basic atomic structure, simple substances and mixtures, reading the periodic table, recognizing common chemical reactions, and qualitative laboratory observations. Mathematical demands are kept minimal β the emphasis is on sparking interest and developing chemical intuition.
Level-1 (Grade 9, or Grade 9+ for humanities students) steps up in both depth and rigour. Exam content adds introductory stoichiometry, balancing chemical equations, solution concentration, simple gas laws, and acid-base concepts. Problems begin to require multi-step quantitative reasoning, bridging towards the intermediate levels. Humanities-track students, whose chemistry curriculum is less intensive, may compete at Level-1 or above but not at Level-Initial.
Level-Initial was introduced in 2015; before that year, only Level-1 existed for junior students (see the "Before 2014" tables below).
For more information on the competition structure, see the main page. Past papers for Grade 10-11 and Grade 12.
About Grade9/8/8-
Approximate grade equivalents:
- Level-1 -- Grade9 (& Grade9+ for humanities)
- Level-Initial -- Grade8- for science students
After 2015¶
Before 2014¶
Solution of Zonal Round & Inter-school Round
- Before 2014, there were no "Level-Initial"
- The zonal & inter-school solutions cover multiple grade levels, so please make sure to identify the appropriate grade level when using.
| Year | National Level1 |
Zonal Level1 |
Inter-school Level1 |
|---|---|---|---|
| 2014 | Question Solution | Question Solution | Question Solution |
| 2013 | Question Solution | Question Solution | Question Solution |
| 2012 | Question Solution | Question Solution | Question Solution |
| 2011 | Question Solution | Question Solution | Question Solution |
| 2010 | Question Solution | Question Solution | Question Solution |
| 2009 | Question Solution | Question Solution | Question Solution |
| 2008 | Question Solution | Question Solution | Question Solution |