Carbonates — Easy
Recall and familiar applications. Optional hints help you find a first step.
Includes extension practice
Official C11.1 concerns limestone/lime. This guide mainly supplies qualitative-analysis practice; several of its ion/gas tests exceed C7.4 as well.
Easy, Normal and Difficult describe practice demand; they are not the official Core and Extended tiers.
- igcse-cambridge-cie-0652 2025–2026 · C11.1; C7.4
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