Which of the following non-aldehyde compounds yields a surprisingly positive silver mirror test upon — Aldehydes Ketones and Carboxylic Acids Chemistry Question
Question
Which of the following non-aldehyde compounds yields a surprisingly positive silver mirror test upon heating with Tollens' reagent?
Answer: B
💡 Solution & Explanation
Tollens' reagent oxidizes aldehydes. Formic acid ($HCOOH$) possesses a hidden aldehyde-like hydrogen moiety, making it the only standard carboxylic acid that reduces Tollens' reagent to a silver mirror.
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