May 2024 · Paper 1

Pre-2025 Syllabus

Download the official question paper from the MATSEC website, attempt it first, then use this page to check your working.

Desalination · Water properties

Quantitative chemistry — moles & calculations

Rusting & prevention · Quantitative chemistry — moles & calculations

Carbon allotropes · Ionic bonding · Covalent bonding

Organic Chemistry · Isomers

States of matter

Equilibrium

Composition of air · Solubility curves

Reactions of acids · Oxidation & reduction

Q10

Qualitative Analysis · Oxides

Q11

Quantitative chemistry — moles & calculations · Preparation of gases (O₂, H₂, CO₂)

Q12

Preparation of salts · Precipitation reactions · Titrations & standard solutions