Electron-transfer chemistry: oxidation and reduction, oxidation numbers, the electrochemical series, electrolysis, corrosion, and the electrochemical extraction of metals.
37 past Chemistry questions on this topic, spanning 2015 to 2025, grouped by year. Every question opens on the exact page of the official paper, with its marking scheme beside it.
Every past question on this topic, taken from the official exam papers and set out for printing. Free, no sign-up.
water analysis, thermochemistry, radioactivity, nitrogen cycle
bonding, organic functional groups, water hardness, ozone depletion
Every past question on this topic, taken from the official exam papers and set out for printing. Free, no sign-up.
short answer, ionic bonding, isotopes, hazards, carboxylic acids, diffusion, aromatic compounds, x-ray crystallography
atomic theory, periodic table, gas laws, chromatography, industrial chemistry
Questions come from the official State Examinations Commission papers. Every link opens the original PDF on examinations.ie. The topic packs reproduce the same questions unchanged, with the year, paper and question number printed on each one.