September 2025 · Paper 1
Current SyllabusDownload the official question paper from the MATSEC website, attempt it first, then use this page to check your working.
Preparation of gases (O₂, H₂, CO₂)
Salt extraction
Precipitation reactions · Preparation of salts
Qualitative Analysis · Electrolysis of aqueous solutions
Reactivity series
Separation techniques
States of matter
Quantitative chemistry — moles & calculations
Rates of reaction
Separation techniques
Energetics