<p>The Singapore Chemistry League (SChL) is a fully online, open-book team chemistry competition for Junior College (or equivalent pre-university) students. Teams of 3-5 work collaboratively through unique interdisciplinary problems spanning physical, inorganic and organic chemistry, with a focus on reasoning and puzzle-solving over factual recall.</p><ul><li>Open to JC or equivalent students; teams of 3 to 5 members.</li><li>Single contest day — a 4-hour live competition, attempted online from anywhere.</li><li>Only one team member needs to submit the team registration; a team name is required.</li><li>Supported by the Singapore National Institute of Chemistry (SNIC); sponsored by Jane Street Capital.</li></ul><p>Registration opens annually via the SChL website. Queries: <strong>contact@sgchemleague.org</strong>.</p>