Four organic molecules are listed below using condensed structural formulas.

CHEMISTRY · Multi-part · A Level · Chemistry · Acids and bases · Acids and bases

Problem

Four organic molecules are listed below using condensed structural formulas. (a) For each molecule, indicate whether it will behave primarily as an acid, as a base, or as both when dissolved in liquid water at 25 °C. (b) Identify the specific functional group in each molecule that is chiefly responsible for the acid-base behavior you indicated in part (a). (c) Classify the strength of each molecule’s acidic or basic character as "strong," "moderate," or "weak" relative to water, and provide a chemical rationale in terms of electronegativity, resonance, and/or inductive effects that stabilize or destabilize the corresponding conjugate species.

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