Carboxylic acid acidity (inductive/resonance effects) (Carboxylic acids donate proton; conjugate base resonance-stabilized; EWG ↑ acidity)
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Carboxylic acids donate proton; conjugate base resonance-stabilized; EWG ↑ acidity
What each symbol means
| Symbol | What it stands for |
|---|---|
| pKa | Negative log Ka; lower pKa = stronger acid |
| RCOOH | Carboxylic acid |
When to use this
Aqueous comparison; electron-withdrawing groups stabilize carboxylate; halogens increase Ka; formic > acetic; benzoic influenced by ring substituents.