7aabb8b4fc
- 20 real elements from periodic table (H through Hg) with accurate data - 25 compounds with game effects (NaCl, H₂O, gunpowder, thermite, etc.) - 34 reactions: synthesis, combustion, acid-base, redox, decomposition - Reaction engine with O(1) lookup by sorted reactant key - Educational failure reasons (noble gas, missing heat/catalyst, wrong proportions) - Condition system: temperature, catalyst, energy requirements - 35 unit tests passing, TypeScript strict, zero errors Co-authored-by: Cursor <cursoragent@cursor.com>
