Exam analysisMost tested topics(a) Group 1 (alkali metals) – lithium, sodium and potassium(b) Group 7 (halogens) – chlorine, bromine and iodine(c) Gases in the atmosphere(d) Reactivity series(e) Extraction and uses of metals(f) Acids, alkalis and titrations(g) Acids, bases and salt preparations(h) Chemical tests
