Which of the following compounds possesses the most acidic -hydrogen atoms? — Aldehydes Ketones and Carboxylic Acids Chemistry Question
Question
Which of the following compounds possesses the most acidic $\alpha$-hydrogen atoms?
Answer: B
💡 Solution & Explanation
2,4-hexanedione has an active methylene group ($-CH_2-$) flanked by two electron-withdrawing carbonyl groups. The resulting carbanion after deprotonation is highly resonance-stabilized by both carbonyls.
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