EVALUATION

This is the textbook's own end-of-chapter evaluation for the unit, testing material from both the alkali metal and alkaline earth metal halves of the chapter through two question formats.

Part I, "Choose the Best Answer," is a set of 25 multiple-choice questions -- several drawn directly from NEET papers -- spanning both families' physical/chemical property trends (hydration and ionisation trends, oxide/hydride/halide types, flame colours), their distinctive first members (lithium's and beryllium's anomalous behaviour and diagonal relationships), specific named compounds (sodium carbonate/chloride/hydroxide/bicarbonate; gypsum; calcium carbonate reaction chains), and the biological importance of the group's ions. …