alleryA positive Tollens' test produces a bright:
AYellow gas
BSilver mirror
CGolden flame
DPurple smoke
Answer & Solution
Correct answer: B. Silver mirror
1. The silver in the reagent is reduced to the metal.
2. It deposits on the inside of the warm tube.
3. That gives the bright silver mirror.
_Source: syllabus Chemistry Part II, Chapter 12, Aldehydes, Ketones and Carboxylic Acids._
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