CSCA ChemistryChapter 4: Chemical Experiments and ApplicationsIntermediate
Preparation of Common Gases & Industrial Chemical Processes
常见气体制备检验与工业生产流程剖析 · Node 4.2
Laboratory synthesis and collection of O2, H2, CO2, Cl2, NH3, and industrial flows including the Haber-Bosch process.
Chapter Weight: 15% of official examination
Practice This NodeCore Mathematical Axiom
Formula Proof & TrapsCSCA Exam Trap Alert
Using concentrated sulfuric acid to dry basic ammonia gas (NH3 reacts instantly to form (NH4)2SO4; use CaO/soda lime instead).