Test SeriesFree PYQsExamsPricing

JEE Main Chemistry question

ChemistryAldehydes, Ketones and Carboxylic AcidsJEE Main

How many of the following compounds will NOT reduce Fehling's solution? HCHO, C₆H₅COCH₃, C₆H₅COC₆H₅, (CH₃)₃C–CHO, C₆H₅CHO, CH₃CHO, m-HOC₆H₄CHO, p-O₂NC₆H₄CHO.

Answer: 5

Solution

Fehling's solution is reduced by aliphatic aldehydes (HCHO, (CH₃)₃CCHO, CH₃CHO — all 3 reduce it, regardless of the presence of an α-H), but NOT by ketones (C₆H₅COCH₃,

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-150163