Naming organic compounds — Difficult
Transfer your understanding to a changed context, justify decisions and check your reasoning. No hints during the test.
Includes extension practice
Some named substances are used elsewhere, but systematic four-carbon alcohol/acid/ester naming exceeds the listed Combined Science organic outcomes.
Easy, Normal and Difficult describe practice demand; they are not the official Core and Extended tiers.
- igcse-cambridge-cie-0653 2028–2029 · C11.1–C11.5
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