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Aldehydes Ketones and Carboxylic Acids question

2017 · Q121
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Aldehydes Ketones and Carboxylic Acids question

2017 · Q121

NEETChemistryAldehydes Ketones and Carboxylic AcidsMCQ+4 / −1
Consider the reactions,
NEET 2017 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 70 English
Identify A, X, Y and Z.
  1. A
    A-Methoxymethane, X-Ethanol,
    Y-Ethanoic acid, Z-Semicarbazide.
  2. B
    A-Ethanal, X-Ethanol,
    Y-But-2-enal, Z-Semicarbazone.
  3. C
    A-Ethanol, X-Acetalfehyde,
    Y-Butanone, Z-Hydrazone.
  4. D
    A-Methoxymethane, X-Ethanoic acid,
    Y-Acetate ion, Z-Hydrazine.
View written solutionFree

Correct answer: B

Since, A gives silver mirror test, it must be an aldehyde and aldehydes are formed by oxidation of 1o alcohols. Thus, ‘X’ is a 1o alcohol, i.e., CH3CH2OH.

NEET 2017 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 70 English Explanation

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