MDCAT Chemistry MCQ #349

When Ethanal is heated with ammoniacal silver nitrate, a silver mirror forms. What chemical change does the Ethanal undergo in this reaction?

MDCAT Chemistry MCQ #349

  1. Question 1

    Q1. When Ethanal is heated with ammoniacal silver nitrate, a silver mirror forms. What chemical change does the Ethanal undergo in this reaction?

    • A) Reduction to primary alcohols
    • B) Reduction to secondary alcohols
    • C) Oxidation to carboxylic acids
    • D) Oxidation to carbon dioxide and water

    Answer: Oxidation to carboxylic acids

    Explanation: Tollen's reagent is a mild oxidant that reacts only with aldehydes. Ketones resist mild oxidation, though they can be oxidized by strong acids.