May 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
Electrolytes & conductors · Electrolysis of molten salts
Group 7 — Halogens
Scientific skills
Rusting & prevention
States of matter
Quantitative chemistry — moles & calculations
Qualitative Analysis
Energetics