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Chemistry: ORGANIC CHEMISTRY Topical Past Paper Questions

IB Diploma Programme Chemistry past-paper questions on ORGANIC CHEMISTRY, free. This topic is frequently examined across 17 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.

Sample questions

Winter (Oct/Nov) 2024Paper 3

Penicillin is effective against some bacteria but has no effect on viruses. (a) Describe how the opening of the beta-lactam ring in penicillin destroys bacteria. [2] (b) Outline how the inclusion of antibiotics in livestock food can harm the environment. [1] (c) (i) Describe one…

Winter (Oct/Nov) 2023Paper 2

Methanoic acid can be converted into methyl methanoate, $ HCOOCH_{3} $. (a) State the name of the reagent and catalyst required. Reagent: Catalyst: (b) 1.72g of methyl methanoate is produced from 2.83g of methanoic acid and excess of the other reagent. Determine the percentage yi…

Winter (Oct/Nov) 2022Paper 2

An organic compound, A, reacts with ethanoic acid to produce B using concentrated sulfuric acid as a catalyst. (a) (i) Deduce the structural and empirical formulas of B. [3] Structural formula: Empirical formula: (ii) Explain, with reference to Le Chatelier's principle, the…

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